United Airlines flight UA 3421: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 07:15 Chicago O'Hare (ORD) 2 10:17 Rochester (ROC)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:02 Effective 2025-06-26 through 2025-08-18
Daily 10:00 South Bend (SBN) 11:52 Dulles, Washington (IAD)
UA 3421 Non-stop Embraer EMB 175 (E7W) 1:52 Effective from 2025-08-19
Sun 13:10 Boston Logan (BOS) B 14:41 Newark Liberty, New York (EWR) C
UA 3421 Non-stop Embraer EMB 175 (E7W) 1:31 Operates only on 2025-06-22
Sat 14:00 Boston Logan (BOS) B 15:30 Newark Liberty, New York (EWR) C
UA 3421 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-06-21
Mon-Fri 18:45 Newark Liberty, New York (EWR) C 21:04 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:19 Effective 2025-05-02 through 2025-05-09
Daily 18:45 Newark Liberty, New York (EWR) C 21:04 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:19 Effective 2025-05-10 through 2025-05-20
Wed 18:45 Newark Liberty, New York (EWR) C 21:04 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Operates only on 2025-05-21
Sun 18:50 Newark Liberty, New York (EWR) C 21:09 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:19 Operates only on 2025-05-04
Thu 18:55 Newark Liberty, New York (EWR) C 21:14 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:19 Operates only on 2025-05-01
Sat 19:00 Newark Liberty, New York (EWR) C 21:19 Greenville/Spartanburg (GSP)
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:19 Operates only on 2025-05-03
Sat,Sun 19:29 Atlanta (ATL) N 22:02 Newark Liberty, New York (EWR) C
UA 3421 Non-stop Embraer EMB 175 (E7W) 2:33 Effective 2025-06-28 through 2025-08-17
Thu,Fri 19:40 Burlington (BTV) 21:25 Dulles, Washington (IAD)
UA 3421 Non-stop Embraer EMB 175 (E7W) 1:45 Effective 2025-05-22 through 2025-06-20
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This flight number is listed as serving the following routes:


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United Airlines flight UA 3421: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA3421
07:15
Chicago O'Hare (ORD) 2

10:17
Rochester (ROC)
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:02, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
10:00
South Bend (SBN)

11:52
Dulles, Washington (IAD)
Effective from 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:52, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
13:10
Boston Logan (BOS) B

14:41
Newark Liberty, New York (EWR) C
Operates only on 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
14:00
Boston Logan (BOS) B

15:30
Newark Liberty, New York (EWR) C
Operates only on 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
18:45
Newark Liberty, New York (EWR) C

21:04
Greenville/Spartanburg (GSP)
Effective 2025-05-02 through 2025-05-09
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
18:45
Newark Liberty, New York (EWR) C

21:04
Greenville/Spartanburg (GSP)
Effective 2025-05-10 through 2025-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
18:45
Newark Liberty, New York (EWR) C

21:04
Greenville/Spartanburg (GSP)
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
United Airlines UA3421
18:50
Newark Liberty, New York (EWR) C

21:09
Greenville/Spartanburg (GSP)
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
18:55
Newark Liberty, New York (EWR) C

21:14
Greenville/Spartanburg (GSP)
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
19:00
Newark Liberty, New York (EWR) C

21:19
Greenville/Spartanburg (GSP)
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
19:29
Atlanta (ATL) N

22:02
Newark Liberty, New York (EWR) C
Effective 2025-06-28 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:33, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3421
19:40
Burlington (BTV)

21:25
Dulles, Washington (IAD)
Effective 2025-05-22 through 2025-06-20
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Newark Liberty, New York (EWR)
  • Boston Logan (BOS) - Newark Liberty, New York (EWR)
  • Burlington (BTV) - Dulles, Washington (IAD)
  • Chicago O'Hare (ORD) - Rochester (ROC)
  • Newark Liberty, New York (EWR) - Greenville/Spartanburg (GSP)
  • South Bend (SBN) - Dulles, Washington (IAD)
All United Airlines flights
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