United Airlines flight UA 400: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu 07:17 Raleigh/Durham (RDU) 2 08:57 Newark Liberty, New York (EWR) C
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2025-06-26
Mon-Fri 11:26 Des Moines (DSM) 12:58 Chicago O'Hare (ORD) 1
UA 400 Non-stop Airbus A320 (320) 1:32 Valid until 2025-05-20
Wed 11:26 Des Moines (DSM) 12:58 Chicago O'Hare (ORD) 1
UA 400 Non-stop Airbus A319 (319) 1:32 Operates only on 2025-05-21
Tue-Thu 12:40 Atlanta (ATL) N 14:00 Chicago O'Hare (ORD) 1
UA 400 Non-stop Boeing 737-900 (739) 2:20 Effective 2025-05-22 through 2025-05-28
Thu,Fri 12:40 Atlanta (ATL) N 14:00 Chicago O'Hare (ORD) 1
UA 400 Non-stop Boeing 737-800 (738) 2:20 Effective 2025-05-23 through 2025-05-29
Mon,Fri 12:40 Atlanta (ATL) N 14:00 Chicago O'Hare (ORD) 1
UA 400 Non-stop Boeing 737 MAX 9 (7M9) 2:20 Effective 2025-05-26 through 2025-06-02
Mon-Fri 12:40 Atlanta (ATL) N 14:00 Chicago O'Hare (ORD) 1
UA 400 Non-stop Airbus A319 (319) 2:20 Effective 2025-06-03 through 2025-06-25
Daily 14:00 Jackson (JAC) 20:18 Newark Liberty, New York (EWR) C
UA 400 Non-stop Boeing 737-700 (73G) 4:18 Effective from 2025-12-18
Sun 15:00 George Bush, Houston (IAH) C 18:18 Louisville (SDF)
UA 400 Non-stop Boeing 737-900 (739) 2:18 Operates only on 2025-05-04
Mon-Sat 15:30 Orlando (MCO) B 17:51 Denver (DEN)
UA 400 Non-stop Boeing 737 MAX 9 (7M9) 4:21 Effective 2025-08-01 through 2025-08-18
Sun 15:30 Orlando (MCO) B 17:51 Denver (DEN)
UA 400 Non-stop Boeing 737-900 (739) 4:21 Effective 2025-08-03 through 2025-08-17
Sat,Sun 16:09 Chicago O'Hare (ORD) 1 19:42 Fairbanks (FAI)
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 6:33 Effective 2025-05-10 through 2025-05-18
Sat,Sun 16:10 Chicago O'Hare (ORD) 1 19:45 Fairbanks (FAI)
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 6:35 Effective 2025-06-01 through 2025-06-22
Sat,Sun 16:15 Chicago O'Hare (ORD) 1 19:50 Fairbanks (FAI)
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 6:35 Effective 2025-06-28 through 2025-07-20
Sat,Sun 16:20 Chicago O'Hare (ORD) 1 19:55 Fairbanks (FAI)
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 6:35 Effective 2025-05-24 through 2025-05-31
Sat 16:35 George Bush, Houston (IAH) C 19:53 Louisville (SDF)
UA 400 Non-stop Boeing 737-900 (739) 2:18 Operates only on 2025-05-03
Daily 19:00 Denver (DEN) 22:34 Anchorage (ANC) S
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 5:34 Effective 2025-07-21 through 2025-08-18
Daily 19:00 Denver (DEN) 22:31 Anchorage (ANC) S
UA 400 Non-stop Boeing 737 MAX 8 (7M8) 5:31 Effective 2025-08-19 through 2025-09-06
Non-Direct Flights:
Mon-Sat 15:30 Orlando (MCO) B 22:34 Anchorage (ANC) S
UA 400 1-stop Boeing 737 MAX 9 (7M9) 11:04 Effective 2025-08-01 through 2025-08-18
Sun 15:30 Orlando (MCO) B 22:34 Anchorage (ANC) S
UA 400 1-stop Boeing 737-900 (739) 11:04 Effective 2025-08-03 through 2025-08-17
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This flight number is listed as serving the following routes:


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United Airlines flight UA 400: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA400
07:17
Raleigh/Durham (RDU) 2

08:57
Newark Liberty, New York (EWR) C
Operates only on 2025-06-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
11:26
Des Moines (DSM)

12:58
Chicago O'Hare (ORD) 1
Valid until 2025-05-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:32, non-stop
Airbus A320 (320)
United Airlines UA400
11:26
Des Moines (DSM)

12:58
Chicago O'Hare (ORD) 1
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:32, non-stop
Airbus A319 (319)
United Airlines UA400
12:40
Atlanta (ATL) N

14:00
Chicago O'Hare (ORD) 1
Effective 2025-05-22 through 2025-05-28
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-900 (739)
United Airlines UA400
12:40
Atlanta (ATL) N

14:00
Chicago O'Hare (ORD) 1
Effective 2025-05-23 through 2025-05-29
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (738)
United Airlines UA400
12:40
Atlanta (ATL) N

14:00
Chicago O'Hare (ORD) 1
Effective 2025-05-26 through 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA400
12:40
Atlanta (ATL) N

14:00
Chicago O'Hare (ORD) 1
Effective 2025-06-03 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Airbus A319 (319)
United Airlines UA400
14:00
Jackson (JAC)

20:18
Newark Liberty, New York (EWR) C
Effective from 2025-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:18, non-stop
Boeing 737-700 (73G)
United Airlines UA400
15:00
George Bush, Houston (IAH) C

18:18
Louisville (SDF)
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:18, non-stop
Boeing 737-900 (739)
United Airlines UA400
15:30
Orlando (MCO) B

17:51
Denver (DEN)
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:21, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA400
15:30
Orlando (MCO) B

17:51
Denver (DEN)
Effective 2025-08-03 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:21, non-stop
Boeing 737-900 (739)
United Airlines UA400
16:09
Chicago O'Hare (ORD) 1

19:42
Fairbanks (FAI)
Effective 2025-05-10 through 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 6:33, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
16:10
Chicago O'Hare (ORD) 1

19:45
Fairbanks (FAI)
Effective 2025-06-01 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 6:35, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
16:15
Chicago O'Hare (ORD) 1

19:50
Fairbanks (FAI)
Effective 2025-06-28 through 2025-07-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 6:35, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
16:20
Chicago O'Hare (ORD) 1

19:55
Fairbanks (FAI)
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 6:35, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
16:35
George Bush, Houston (IAH) C

19:53
Louisville (SDF)
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:18, non-stop
Boeing 737-900 (739)
United Airlines UA400
19:00
Denver (DEN)

22:34
Anchorage (ANC) S
Effective 2025-07-21 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:34, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA400
19:00
Denver (DEN)

22:31
Anchorage (ANC) S
Effective 2025-08-19 through 2025-09-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:31, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA400
15:30
Orlando (MCO) B

22:34
Anchorage (ANC) S
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 11:04, 1-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA400
15:30
Orlando (MCO) B

22:34
Anchorage (ANC) S
Effective 2025-08-03 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 11:04, 1-stop
Boeing 737-900 (739)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - Fairbanks (FAI)
  • Denver (DEN) - Anchorage (ANC)
  • Des Moines (DSM) - Chicago O'Hare (ORD)
  • George Bush, Houston (IAH) - Louisville (SDF)
  • Jackson (JAC) - Newark Liberty, New York (EWR)
  • Orlando (MCO) - Anchorage (ANC)
  • Orlando (MCO) - Denver (DEN)
  • Raleigh/Durham (RDU) - Newark Liberty, New York (EWR)
All United Airlines flights
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