WestJet flight WS 6603: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Fri 08:55 Atlanta (ATL) S 11:14 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Airbus A330-200 (332) 2:19 Operates only on 2026-01-23 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Mon,Tue,Thu,Sun 09:00 Atlanta (ATL) S 11:15 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:15 Effective 2026-01-06 through 2026-01-15 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Wed 09:00 Atlanta (ATL) S 11:14 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 757-200 (75W) 2:14 Operates only on 2026-01-07 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Fri 09:00 Atlanta (ATL) S 11:15 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-800 (738) 2:15 Operates only on 2026-01-09 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Wed 09:00 Atlanta (ATL) S 11:14 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 757 (757) 2:14 Operates only on 2026-01-14 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Mon-Fri,Sun 09:00 Atlanta (ATL) S 11:15 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:15 Effective 2026-01-16 through 2026-01-22 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Mon-Fri,Sun 09:00 Atlanta (ATL) S 11:15 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:15 Effective 2026-01-25 through 2026-03-06 Codeshare flight, operated by Delta Air Lines.(DL 1564)
Mon-Fri,Sun 09:00 Atlanta (ATL) S 11:17 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:17 Effective 2026-03-08 through 2026-04-12 Codeshare flight, operated by Delta Air Lines.(DL 1034)
Daily 09:00 Atlanta (ATL) S 11:18 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-04-13 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 1034)
Daily 09:00 Atlanta (ATL) S 11:14 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:14 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 1034)
Mon-Fri,Sun 11:23 Fort Lauderdale (FLL) 2 14:19 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Airbus A321 (321) 2:56 Valid until 2026-01-02 Codeshare flight, operated by Delta Air Lines.(DL 2541)
Sun 11:23 Fort Lauderdale (FLL) 2 14:19 New York John F. Kennedy (JFK) 4 WS 6603 Non-stop Boeing 737-900 (739) 2:56 Operates only on 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 2541)

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This flight number is listed as serving the following routes:

Atlanta (ATL) - New York John F. Kennedy (JFK)
Fort Lauderdale (FLL) - New York John F. Kennedy (JFK)

All WestJet flights

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WestJet flight WS 6603: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

WestJet WS6603

08:55

Atlanta (ATL) S

11:14

New York John F. Kennedy (JFK) 4

Operates only on 2026-01-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:19, non-stop
Airbus A330-200 (332)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:15

New York John F. Kennedy (JFK) 4

Effective 2026-01-06 through 2026-01-15

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:15, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:14

New York John F. Kennedy (JFK) 4

Operates only on 2026-01-07

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:14, non-stop
Boeing 757-200 (75W)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:15

New York John F. Kennedy (JFK) 4

Operates only on 2026-01-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:15, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:14

New York John F. Kennedy (JFK) 4

Operates only on 2026-01-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:14, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:15

New York John F. Kennedy (JFK) 4

Effective 2026-01-16 through 2026-01-22

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:15, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:15

New York John F. Kennedy (JFK) 4

Effective 2026-01-25 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1564)

Duration: 2:15, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:17

New York John F. Kennedy (JFK) 4

Effective 2026-03-08 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1034)

Duration: 2:17, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:18

New York John F. Kennedy (JFK) 4

Effective 2026-04-13 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1034)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

09:00

Atlanta (ATL) S

11:14

New York John F. Kennedy (JFK) 4

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1034)

Duration: 2:14, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6603

11:23

Fort Lauderdale (FLL) 2

14:19

New York John F. Kennedy (JFK) 4

Valid until 2026-01-02

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2541)

Duration: 2:56, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

WestJet WS6603

11:23

Fort Lauderdale (FLL) 2

14:19

New York John F. Kennedy (JFK) 4

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2541)

Duration: 2:56, non-stop
Boeing 737-900 (739)

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Parallax here -

This flight number is listed as serving the following routes:

Atlanta (ATL) - New York John F. Kennedy (JFK)
Fort Lauderdale (FLL) - New York John F. Kennedy (JFK)

All WestJet flights

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- CACHE: False - LANG: en - IS_EU: False