WestJet flight WS 5621: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 06:00 Memphis (MEM) 08:14 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Embraer EMB 175 (E7W) 2:14 Operates only on 2025-08-03
Codeshare flight, operated by Delta Air Lines.(DL 4103)
Thu 06:05 Raleigh/Durham (RDU) 2 07:51 New York LaGuardia (LGA) C
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:46 Operates only on 2025-09-11
Codeshare flight, operated by Delta Air Lines.(DL 5164)
Sat 06:15 Cincinnati (CVG) 07:29 Detroit (DTW) M
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:14 Operates only on 2025-07-26
Codeshare flight, operated by Delta Air Lines.(DL 5329)
Daily 06:45 John Glenn Columbus (CMH) 07:53 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:08 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 4785)
Fri 07:00 Huntsville (HSV) 09:05 Atlanta (ATL) S
WS 5621 Non-stop Boeing 717 (717) 1:05 Operates only on 2025-10-31
Codeshare flight, operated by Delta Air Lines.(DL 3009)
Daily 07:00 Chicago O'Hare (ORD) 5 10:22 New York LaGuardia (LGA) C
WS 5621 Non-stop Embraer EMB 175 (E75) 2:22 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 5640)
Fri 07:25 Raleigh/Durham (RDU) 2 09:05 Atlanta (ATL) S
WS 5621 Non-stop Boeing 737-900 (739) 1:40 Operates only on 2025-10-03
Codeshare flight, operated by Delta Air Lines.(DL 2478)
Fri 07:30 Chattanooga (CHA) 09:26 Detroit (DTW) M
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:56 Operates only on 2025-09-26
Codeshare flight, operated by Delta Air Lines.(DL 4652)
Thu 07:30 Chattanooga (CHA) 09:26 Detroit (DTW) M
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:56 Operates only on 2025-11-06
Codeshare flight, operated by Delta Air Lines.(DL 4652)
Wed,Sun 08:00 Savannah (SAV) 09:16 Atlanta (ATL) S
WS 5621 Non-stop Boeing 757 (757) 1:16 Valid until 2025-05-04
Codeshare flight, operated by Delta Air Lines.(DL 2779)
Sun 08:03 Omaha (OMA) 09:25 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:22 Operates only on 2025-06-15
Codeshare flight, operated by Delta Air Lines.(DL 3512)
Sat 08:30 Savannah (SAV) 09:41 Atlanta (ATL) S
WS 5621 Non-stop Boeing 757 (757) 1:11 Effective 2025-05-10 through 2025-05-24
Codeshare flight, operated by Delta Air Lines.(DL 2779)
Sat,Sun 08:30 Savannah (SAV) 09:41 Atlanta (ATL) S
WS 5621 Non-stop Boeing 757 (757) 1:11 Effective 2025-05-25 through 2025-05-31
Codeshare flight, operated by Delta Air Lines.(DL 2779)
Sat 08:30 Savannah (SAV) 09:41 Atlanta (ATL) S
WS 5621 Non-stop Boeing 737-900 (739) 1:11 Operates only on 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 2779)
Fri 08:30 New York LaGuardia (LGA) C 11:05 Jacksonville (JAX)
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:35 Operates only on 2025-09-05
Codeshare flight, operated by Delta Air Lines.(DL 4968)
Mon 08:49 New York LaGuardia (LGA) C 10:19 Norfolk (ORF)
WS 5621 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:30 Operates only on 2025-06-16
Codeshare flight, operated by Delta Air Lines.(DL 5666)
Fri 09:00 New York LaGuardia (LGA) C 11:28 Atlanta (ATL) S
WS 5621 Non-stop Airbus A321 (321) 2:28 Operates only on 2025-06-13
Codeshare flight, operated by Delta Air Lines.(DL 992)
Sun 09:10 Milwaukee (MKE) 10:25 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Airbus A319 (319) 1:15 Operates only on 2025-07-20
Codeshare flight, operated by Delta Air Lines.(DL 2048)
Thu 09:10 New York LaGuardia (LGA) C 10:59 Saint Louis (STL) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:49 Operates only on 2025-09-04
Codeshare flight, operated by Delta Air Lines.(DL 4922)
Sun 09:30 Dulles, Washington (IAD) 11:04 Detroit (DTW) M
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:34 Operates only on 2025-11-09
Codeshare flight, operated by Delta Air Lines.(DL 4933)
Mon 09:40 Newark Liberty, New York (EWR) A 11:42 Detroit (DTW) M
WS 5621 Non-stop Boeing 717 (717) 2:02 Operates only on 2025-11-10
Codeshare flight, operated by Delta Air Lines.(DL 2566)
Fri 09:42 Philadelphia (PHL) D 11:31 Detroit (DTW) M
WS 5621 Non-stop Boeing 717 (717) 1:49 Effective 2025-09-12 through 2025-09-19
Codeshare flight, operated by Delta Air Lines.(DL 2968)
Sat 09:55 New York LaGuardia (LGA) C 11:35 Richmond (RIC)
WS 5621 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:40 Operates only on 2025-06-28
Codeshare flight, operated by Delta Air Lines.(DL 5632)
Thu 10:00 San Diego (SAN) 2 11:09 Los Angeles (LAX) 3
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:09 Effective 2025-09-18 through 2025-09-25
Codeshare flight, operated by Delta Air Lines.(DL 4018)
Sat 10:05 New York LaGuardia (LGA) C 12:32 Louisville (SDF)
WS 5621 Non-stop Embraer EMB 175 (E75) 2:27 Operates only on 2025-06-21
Codeshare flight, operated by Delta Air Lines.(DL 5643)
Fri,Sat 10:05 Las Vegas Harry Reid (LAS) 1 12:36 Salt Lake City (SLC)
WS 5621 Non-stop Airbus A321neo (32Q) 1:31 Effective 2025-08-15 through 2025-08-22
Codeshare flight, operated by Delta Air Lines.(DL 1698)
Fri 10:05 Las Vegas Harry Reid (LAS) 1 12:36 Salt Lake City (SLC)
WS 5621 Non-stop Airbus A321neo (32Q) 1:31 Operates only on 2025-08-29
Codeshare flight, operated by Delta Air Lines.(DL 1698)
Sun 10:10 Minneapolis/Saint Paul (MSP) 1 11:15 Madison (MSN)
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:05 Effective 2025-08-17 through 2025-08-24
Codeshare flight, operated by Delta Air Lines.(DL 3737)
Tue 10:20 Wilmington (ILM) 11:55 Atlanta (ATL) S
WS 5621 Non-stop Boeing 717 (717) 1:35 Operates only on 2025-10-28
Codeshare flight, operated by Delta Air Lines.(DL 2503)
Sun 10:30 Milwaukee (MKE) 13:47 New York LaGuardia (LGA) C
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:17 Operates only on 2025-07-13
Codeshare flight, operated by Delta Air Lines.(DL 4924)
Sun 10:30 Milwaukee (MKE) 13:47 New York LaGuardia (LGA) C
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:17 Operates only on 2025-07-27
Codeshare flight, operated by Delta Air Lines.(DL 4924)
Sun 10:30 Milwaukee (MKE) 13:47 New York LaGuardia (LGA) C
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:17 Operates only on 2025-08-10
Codeshare flight, operated by Delta Air Lines.(DL 4924)
Mon 10:30 Milwaukee (MKE) 13:46 New York LaGuardia (LGA) C
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:16 Operates only on 2025-10-13
Codeshare flight, operated by Delta Air Lines.(DL 4924)
Sun 11:53 Madison (MSN) 13:14 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:21 Operates only on 2025-06-29
Codeshare flight, operated by Delta Air Lines.(DL 3737)
Mon,Thu,Fri 11:55 Tucson (TUS) 13:41 Los Angeles (LAX) 3
WS 5621 Non-stop Canadair CRJ 700 (CR7) 1:46 Effective 2025-06-20 through 2025-07-04
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Mon,Thu,Fri 12:00 Tucson (TUS) 13:43 Los Angeles (LAX) 3
WS 5621 Non-stop Canadair CRJ 700 (CR7) 1:43 Effective 2025-07-07 through 2025-08-11
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Mon 12:00 Tucson (TUS) 13:43 Los Angeles (LAX) 3
WS 5621 Non-stop Canadair CRJ 700 (CR7) 1:43 Effective 2025-08-18 through 2025-09-01
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Thu,Fri 12:00 Tucson (TUS) 13:44 Los Angeles (LAX) 3
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2025-10-09 through 2025-10-10
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Fri 12:00 Tucson (TUS) 13:44 Los Angeles (LAX) 3
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:44 Operates only on 2025-10-17
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Mon 12:35 Philadelphia (PHL) D 14:50 Atlanta (ATL) S
WS 5621 Non-stop Airbus A321 (321) 2:15 Operates only on 2025-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2270)
Mon 12:35 Philadelphia (PHL) D 14:50 Atlanta (ATL) S
WS 5621 Non-stop Airbus A321 (321) 2:15 Operates only on 2025-09-22
Codeshare flight, operated by Delta Air Lines.(DL 2270)
Sun 12:37 Palm Springs (PSP) 15:22 Salt Lake City (SLC)
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:45 Operates only on 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 3614)
Sat 12:45 Jacksonville (JAX) 15:32 Boston Logan (BOS) A
WS 5621 Non-stop Embraer EMB 175 (E75) 2:47 Operates only on 2025-08-02
Codeshare flight, operated by Delta Air Lines.(DL 5826)
Sat 12:50 Jacksonville (JAX) 15:44 Boston Logan (BOS) A
WS 5621 Non-stop Embraer EMB 175 (E75) 2:54 Operates only on 2025-07-05
Codeshare flight, operated by Delta Air Lines.(DL 5826)
Mon 12:51 Minneapolis/Saint Paul (MSP) 1 14:43 Wichita (ICT)
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:52 Operates only on 2025-10-06
Codeshare flight, operated by Delta Air Lines.(DL 5495)
Sat 13:00 John Glenn Columbus (CMH) 14:47 New York LaGuardia (LGA) C
WS 5621 Non-stop Embraer EMB 175 (E75) 1:47 Valid until 2025-05-03
Codeshare flight, operated by Delta Air Lines.(DL 5673)
Sun 13:00 Wichita (ICT) 16:12 Atlanta (ATL) S
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:12 Operates only on 2025-10-26
Codeshare flight, operated by Delta Air Lines.(DL 5401)
Tue 13:15 George Bush, Houston (IAH) A 16:19 Atlanta (ATL) S
WS 5621 Non-stop Airbus A321 (321) 2:04 Operates only on 2025-11-11
Codeshare flight, operated by Delta Air Lines.(DL 2709)
Mon 13:20 New York LaGuardia (LGA) C 15:39 Omaha (OMA)
WS 5621 Non-stop Canadair CRJ 900 (CR9) 3:19 Operates only on 2025-06-09
Codeshare flight, operated by Delta Air Lines.(DL 5085)
Mon 13:35 Seattle-Tacoma (SEA) 14:39 Portland (PDX)
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:04 Operates only on 2025-10-20
Codeshare flight, operated by Delta Air Lines.(DL 4065)
Thu 13:40 Salt Lake City (SLC) 15:09 Denver (DEN)
WS 5621 Non-stop Airbus A220-100 (221) 1:29 Operates only on 2025-10-30
Codeshare flight, operated by Delta Air Lines.(DL 1623)
Sun 14:30 John Glenn Columbus (CMH) 16:18 New York LaGuardia (LGA) C
WS 5621 Non-stop Embraer EMB 175 (E75) 1:48 Operates only on 2025-11-02
Codeshare flight, operated by Delta Air Lines.(DL 5823)
Sat 14:33 Madison (MSN) 15:40 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:07 Operates only on 2025-06-14
Codeshare flight, operated by Delta Air Lines.(DL 3720)
Sat 15:00 Orlando (MCO) B 18:15 New York John F. Kennedy (JFK) 4
WS 5621 Non-stop Airbus A321 (321) 3:15 Operates only on 2025-07-12
Codeshare flight, operated by Delta Air Lines.(DL 2090)
Fri 15:15 Seattle-Tacoma (SEA) 18:55 Denver (DEN)
WS 5621 Non-stop Airbus A220-300 (223) 2:40 Operates only on 2025-10-24
Codeshare flight, operated by Delta Air Lines.(DL 2759)
Mon 15:20 Fort Lauderdale (FLL) 2 18:29 New York John F. Kennedy (JFK) 4
WS 5621 Non-stop Airbus A321 (321) 3:09 Effective 2025-10-27 through 2025-11-03
Codeshare flight, operated by Delta Air Lines.(DL 1808)
Tue,Wed 15:23 Wichita (ICT) 17:12 Minneapolis/Saint Paul (MSP) 1
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:49 Effective 2025-10-29 through 2025-11-05
Codeshare flight, operated by Delta Air Lines.(DL 5495)
Tue,Wed 16:29 Tucson (TUS) 18:14 Los Angeles (LAX) 3
WS 5621 Non-stop Canadair CRJ 700 (CR7) 1:45 Effective 2025-06-03 through 2025-06-04
Codeshare flight, operated by Delta Air Lines.(DL 3776)
Tue,Wed 16:30 Tucson (TUS) 18:16 Los Angeles (LAX) 3
WS 5621 Non-stop Embraer EMB 175 (E7W) 1:46 Effective 2025-05-07 through 2025-05-28
Codeshare flight, operated by Delta Air Lines.(DL 3776)
Tue 17:00 Portland (PWM) 19:07 Detroit (DTW) M
WS 5621 Non-stop Boeing 717 (717) 2:07 Operates only on 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 2434)
Tue,Wed 17:00 Seattle-Tacoma (SEA) 20:08 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:08 Effective 2025-07-08 through 2025-09-03
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:00 Seattle-Tacoma (SEA) 20:08 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:08 Operates only on 2025-09-06
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Tue,Wed,Sat 17:00 Seattle-Tacoma (SEA) 20:06 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-09-09 through 2025-10-11
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Wed,Sat 17:00 Seattle-Tacoma (SEA) 20:06 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-10-15 through 2025-10-25
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:00 Seattle-Tacoma (SEA) 20:06 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-11-01 through 2025-11-08
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Daily 17:00 Seattle-Tacoma (SEA) 20:06 Salt Lake City (SLC)
WS 5621 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-11-12 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Mon,Thu,Fri 17:11 Jackson (JAN) 19:30 Atlanta (ATL) S
WS 5621 Non-stop Boeing 717 (717) 1:19 Valid until 2025-05-05
Codeshare flight, operated by Delta Air Lines.(DL 2464)
Sun 17:15 New York LaGuardia (LGA) C 18:55 Ronald Reagan Washington (DCA) 2
WS 5621 Non-stop Embraer EMB 175 (E75) 1:40 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 5717)
Tue-Thu 17:30 Seattle-Tacoma (SEA) 20:39 Salt Lake City (SLC)
WS 5621 Non-stop Airbus A321 (321) 2:09 Effective 2025-06-10 through 2025-06-25
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Tue,Wed 17:30 Seattle-Tacoma (SEA) 20:39 Salt Lake City (SLC)
WS 5621 Non-stop Airbus A321 (321) 2:09 Effective 2025-07-01 through 2025-07-02
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:55 Los Angeles (LAX) 3 23:16 Kansas City (MCI)
WS 5621 Non-stop Airbus A319 (319) 3:21 Operates only on 2025-08-30
Codeshare flight, operated by Delta Air Lines.(DL 2016)
Sat 18:20 Detroit (DTW) M 19:31 Cincinnati (CVG)
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:11 Operates only on 2025-07-19
Codeshare flight, operated by Delta Air Lines.(DL 5498)
Sat 18:35 Lexington (LEX) 20:13 Atlanta (ATL) S
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:38 Operates only on 2025-08-09
Codeshare flight, operated by Delta Air Lines.(DL 5462)
Mon 18:50 Chicago O'Hare (ORD) 5 22:27 Boston Logan (BOS) A
WS 5621 Non-stop Airbus A220-300 (223) 2:37 Operates only on 2025-09-15
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Mon 18:50 Chicago O'Hare (ORD) 5 22:27 Boston Logan (BOS) A
WS 5621 Non-stop Airbus A220-300 (223) 2:37 Operates only on 2025-09-29
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Thu 18:55 Los Angeles (LAX) 3 20:18 San Francisco (SFO) 1
WS 5621 Non-stop Boeing 737-900 (739) 1:23 Effective 2025-08-14 through 2025-08-28
Codeshare flight, operated by Delta Air Lines.(DL 2054)
Fri 19:05 Gainesville (GNV) 20:32 Atlanta (ATL) S
WS 5621 Non-stop Boeing 717 (717) 1:27 Operates only on 2025-11-07
Codeshare flight, operated by Delta Air Lines.(DL 3138)
Sun 19:32 Pittsburgh (PIT) 20:45 Detroit (DTW) M
WS 5621 Non-stop Canadair CRJ 900 (CR9) 1:13 Operates only on 2025-06-22
Codeshare flight, operated by Delta Air Lines.(DL 5172)
Sun 19:50 New York LaGuardia (LGA) C 22:30 Jacksonville (JAX)
WS 5621 Non-stop Canadair CRJ 900 (CR9) 2:40 Operates only on 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 5111)
Mon,Thu,Fri,Sun 21:16 Atlanta (ATL) S 22:31 Greensboro/High Point (GSO)
WS 5621 Non-stop Boeing 737-900 (739) 1:15 Effective 2025-05-08 through 2025-05-23
Codeshare flight, operated by Delta Air Lines.(DL 1617)
Mon,Thu,Fri,Sun 21:16 Atlanta (ATL) S 22:31 Greensboro/High Point (GSO)
WS 5621 Non-stop Boeing 737-900 (739) 1:15 Effective 2025-05-26 through 2025-06-06
Codeshare flight, operated by Delta Air Lines.(DL 1617)
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This flight number is listed as serving the following routes:
WestJet flight WS 5621: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

WestJet WS5621
Operates only on 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4103)
Duration: 2:14, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-09-11
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5164)
Duration: 1:46, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5329)
Duration: 1:14, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4785)
Duration: 2:08, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-10-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3009)
Duration: 1:05, non-stop
Boeing 717 (717)

WestJet WS5621
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5640)
Duration: 2:22, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Operates only on 2025-10-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2478)
Duration: 1:40, non-stop
Boeing 737-900 (739)

WestJet WS5621
Operates only on 2025-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4652)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-11-06
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4652)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Valid until 2025-05-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2779)
Duration: 1:16, non-stop
Boeing 757 (757)

WestJet WS5621
Operates only on 2025-06-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3512)
Duration: 1:22, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Effective 2025-05-10 through 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2779)
Duration: 1:11, non-stop
Boeing 757 (757)

WestJet WS5621
Effective 2025-05-25 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2779)
Duration: 1:11, non-stop
Boeing 757 (757)

WestJet WS5621
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2779)
Duration: 1:11, non-stop
Boeing 737-900 (739)

WestJet WS5621
Operates only on 2025-09-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4968)
Duration: 2:35, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-06-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5666)
Duration: 1:30, non-stop
Embraer EMB 170 / EMB 175 (E70)

WestJet WS5621
Operates only on 2025-06-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 992)
Duration: 2:28, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-07-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2048)
Duration: 1:15, non-stop
Airbus A319 (319)

WestJet WS5621
Operates only on 2025-09-04
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4922)
Duration: 2:49, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-11-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4933)
Duration: 1:34, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-11-10
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2566)
Duration: 2:02, non-stop
Boeing 717 (717)

WestJet WS5621
Effective 2025-09-12 through 2025-09-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2968)
Duration: 1:49, non-stop
Boeing 717 (717)

WestJet WS5621
Operates only on 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5632)
Duration: 1:40, non-stop
Embraer EMB 170 / EMB 175 (E70)

WestJet WS5621
Effective 2025-09-18 through 2025-09-25
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4018)
Duration: 1:09, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5643)
Duration: 2:27, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Effective 2025-08-15 through 2025-08-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1698)
Duration: 1:31, non-stop
Airbus A321neo (32Q)

WestJet WS5621
Operates only on 2025-08-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1698)
Duration: 1:31, non-stop
Airbus A321neo (32Q)

WestJet WS5621
Effective 2025-08-17 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3737)
Duration: 1:05, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-10-28
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2503)
Duration: 1:35, non-stop
Boeing 717 (717)

WestJet WS5621
Operates only on 2025-07-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4924)
Duration: 2:17, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-07-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4924)
Duration: 2:17, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-08-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4924)
Duration: 2:17, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-10-13
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4924)
Duration: 2:16, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3737)
Duration: 1:21, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Effective 2025-06-20 through 2025-07-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:46, non-stop
Canadair CRJ 700 (CR7)

WestJet WS5621
Effective 2025-07-07 through 2025-08-11
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:43, non-stop
Canadair CRJ 700 (CR7)

WestJet WS5621
Effective 2025-08-18 through 2025-09-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:43, non-stop
Canadair CRJ 700 (CR7)

WestJet WS5621
Effective 2025-10-09 through 2025-10-10
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-10-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-09-08
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2270)
Duration: 2:15, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-09-22
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2270)
Duration: 2:15, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3614)
Duration: 1:45, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5826)
Duration: 2:47, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5826)
Duration: 2:54, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Operates only on 2025-10-06
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5495)
Duration: 1:52, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5673)
Duration: 1:47, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Operates only on 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5401)
Duration: 2:12, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-11-11
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2709)
Duration: 2:04, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-06-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5085)
Duration: 3:19, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-10-20
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4065)
Duration: 1:04, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-10-30
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1623)
Duration: 1:29, non-stop
Airbus A220-100 (221)

WestJet WS5621
Operates only on 2025-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5823)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Operates only on 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3720)
Duration: 1:07, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-07-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2090)
Duration: 3:15, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2759)
Duration: 2:40, non-stop
Airbus A220-300 (223)

WestJet WS5621
Effective 2025-10-27 through 2025-11-03
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1808)
Duration: 3:09, non-stop
Airbus A321 (321)

WestJet WS5621
Effective 2025-10-29 through 2025-11-05
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5495)
Duration: 1:49, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Effective 2025-06-03 through 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3776)
Duration: 1:45, non-stop
Canadair CRJ 700 (CR7)

WestJet WS5621
Effective 2025-05-07 through 2025-05-28
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3776)
Duration: 1:46, non-stop
Embraer EMB 175 (E7W)

WestJet WS5621
Operates only on 2025-05-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2434)
Duration: 2:07, non-stop
Boeing 717 (717)

WestJet WS5621
Effective 2025-07-08 through 2025-09-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

WestJet WS5621
Operates only on 2025-09-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

WestJet WS5621
Effective 2025-09-09 through 2025-10-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:06, non-stop
Boeing 737-900 (739)

WestJet WS5621
Effective 2025-10-15 through 2025-10-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:06, non-stop
Boeing 737-900 (739)

WestJet WS5621
Effective 2025-11-01 through 2025-11-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:06, non-stop
Boeing 737-900 (739)

WestJet WS5621
Effective 2025-11-12 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:06, non-stop
Boeing 737-900 (739)

WestJet WS5621
Valid until 2025-05-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2464)
Duration: 1:19, non-stop
Boeing 717 (717)

WestJet WS5621
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5717)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)

WestJet WS5621
Effective 2025-06-10 through 2025-06-25
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:09, non-stop
Airbus A321 (321)

WestJet WS5621
Effective 2025-07-01 through 2025-07-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:09, non-stop
Airbus A321 (321)

WestJet WS5621
Operates only on 2025-08-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2016)
Duration: 3:21, non-stop
Airbus A319 (319)

WestJet WS5621
Operates only on 2025-07-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5498)
Duration: 1:11, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-08-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5462)
Duration: 1:38, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-09-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:37, non-stop
Airbus A220-300 (223)

WestJet WS5621
Operates only on 2025-09-29
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:37, non-stop
Airbus A220-300 (223)

WestJet WS5621
Effective 2025-08-14 through 2025-08-28
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2054)
Duration: 1:23, non-stop
Boeing 737-900 (739)

WestJet WS5621
Operates only on 2025-11-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3138)
Duration: 1:27, non-stop
Boeing 717 (717)

WestJet WS5621
Operates only on 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5172)
Duration: 1:13, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Operates only on 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5111)
Duration: 2:40, non-stop
Canadair CRJ 900 (CR9)

WestJet WS5621
Effective 2025-05-08 through 2025-05-23
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1617)
Duration: 1:15, non-stop
Boeing 737-900 (739)

WestJet WS5621
Effective 2025-05-26 through 2025-06-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1617)
Duration: 1:15, non-stop
Boeing 737-900 (739)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Greensboro/High Point (GSO)
  • Chattanooga (CHA) - Detroit (DTW)
  • Chicago O'Hare (ORD) - Boston Logan (BOS)
  • Chicago O'Hare (ORD) - New York LaGuardia (LGA)
  • Cincinnati (CVG) - Detroit (DTW)
  • Dulles, Washington (IAD) - Detroit (DTW)
  • Fort Lauderdale (FLL) - New York John F. Kennedy (JFK)
  • Gainesville (GNV) - Atlanta (ATL)
  • George Bush, Houston (IAH) - Atlanta (ATL)
  • Huntsville (HSV) - Atlanta (ATL)
  • Jackson (JAN) - Atlanta (ATL)
  • Jacksonville (JAX) - Boston Logan (BOS)
  • John Glenn Columbus (CMH) - Minneapolis/Saint Paul (MSP)
  • John Glenn Columbus (CMH) - New York LaGuardia (LGA)
  • Las Vegas Harry Reid (LAS) - Salt Lake City (SLC)
  • Lexington (LEX) - Atlanta (ATL)
  • Los Angeles (LAX) - Kansas City (MCI)
  • Los Angeles (LAX) - San Francisco (SFO)
  • Memphis (MEM) - Minneapolis/Saint Paul (MSP)
  • Milwaukee (MKE) - Minneapolis/Saint Paul (MSP)
  • Milwaukee (MKE) - New York LaGuardia (LGA)
  • Minneapolis/Saint Paul (MSP) - Madison (MSN)
  • Minneapolis/Saint Paul (MSP) - Wichita (ICT)
  • New York LaGuardia (LGA) - Atlanta (ATL)
  • New York LaGuardia (LGA) - Jacksonville (JAX)
  • New York LaGuardia (LGA) - Louisville (SDF)
  • New York LaGuardia (LGA) - Norfolk (ORF)
  • New York LaGuardia (LGA) - Omaha (OMA)
  • New York LaGuardia (LGA) - Richmond (RIC)
  • New York LaGuardia (LGA) - Ronald Reagan Washington (DCA)
  • New York LaGuardia (LGA) - Saint Louis (STL)
  • Newark Liberty, New York (EWR) - Detroit (DTW)
  • Omaha (OMA) - Minneapolis/Saint Paul (MSP)
  • Orlando (MCO) - New York John F. Kennedy (JFK)
  • Palm Springs (PSP) - Salt Lake City (SLC)
  • Philadelphia (PHL) - Atlanta (ATL)
  • Philadelphia (PHL) - Detroit (DTW)
  • Pittsburgh (PIT) - Detroit (DTW)
  • Portland (PWM) - Detroit (DTW)
  • Raleigh/Durham (RDU) - Atlanta (ATL)
  • Raleigh/Durham (RDU) - New York LaGuardia (LGA)
  • Salt Lake City (SLC) - Denver (DEN)
  • San Diego (SAN) - Los Angeles (LAX)
  • Savannah (SAV) - Atlanta (ATL)
  • Seattle-Tacoma (SEA) - Denver (DEN)
  • Seattle-Tacoma (SEA) - Portland (PDX)
  • Seattle-Tacoma (SEA) - Salt Lake City (SLC)
  • Tucson (TUS) - Los Angeles (LAX)
  • Wichita (ICT) - Atlanta (ATL)
  • Wilmington (ILM) - Atlanta (ATL)