United Airlines
flight
UA 2331:
Multiple routes
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
Sat
Sun
-
-
Duration: 2:15, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Operates only on 2026-01-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA2331
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Duration: 2:19, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-02-18 through 2026-03-04
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:19, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Effective 2026-03-08 through 2026-03-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:19, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Effective 2026-03-09 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
-
Duration: 2:19, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:11, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Operates only on 2026-01-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:15, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 2:20, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Operates only on 2026-01-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:20, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Operates only on 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:21, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direct Flights:
United Airlines UA2331
Effective 2026-02-12 through 2026-02-19
Mon
-
-
Tue
-
-
Wed
Thu
Fri
-
-
Sat
-
-
Sun
Duration: 2:18, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA2331
Operates only on 2026-02-13
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 2:18, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-02-16 through 2026-03-02
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:19, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA2331
Effective 2026-02-17 through 2026-03-03
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:18, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Effective 2026-02-20 through 2026-03-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 2:18, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA2331
Operates only on 2026-03-04
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:18, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:17, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Duration: 2:18, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA2331
Effective 2026-03-10 through 2026-03-24
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:19, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA2331
Effective 2026-02-14 through 2026-02-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:18, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Operates only on 2026-01-06
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:56, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA2331
Effective 2026-01-07 through 2026-01-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:53, non-stop
Boeing 757-200 (752)
Boeing 757-200 (752)
Direct Flights:
United Airlines UA2331
Effective 2026-02-01 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:53, non-stop
Boeing 757-300 (753)
Boeing 757-300 (753)
Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA2331
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Boeing 737-700 (73G)
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA2331
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:52, non-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:27, non-stop
Boeing 737-700 (73G)
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA2331
Valid until 2026-01-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
Sat
Sun
Duration: 2:27, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA2331
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 6:20, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 6:21, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:25, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-02-12 through 2026-03-03
Mon
-
-
Tue
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 6:20, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-02-14 through 2026-02-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 6:38, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-02-16 through 2026-03-02
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:21, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-02-18 through 2026-03-04
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:20, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
-
-
Duration: 6:33, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-08 through 2026-03-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 6:33, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-10 through 2026-03-24
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:34, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:22, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:12, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:06, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 5:52, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 8:42, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 8:42, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 8:42, 1-stop
Airbus A319 (319)
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-06
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 9:07, 1-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:04, 1-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:40, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:05, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:57, 1-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Duration: 9:05, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-10 through 2026-03-24
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 9:05, 1-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA2331
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 12:42, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 12:42, 2-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 12:42, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-06
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 13:12, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 13:09, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
-
-
Duration: 13:20, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-08 through 2026-03-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 13:20, 2-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-10 through 2026-03-24
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 13:20, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 11:45, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 12:10, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2331
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 11:56, 2-stop
Boeing 737-800 (738)
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2331
Operates only on 2026-01-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 12:14, 2-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
This flight number is listed as serving the following routes:
- Chicago O'Hare (ORD) - Fort Myers (RSW)
- Chicago O'Hare (ORD) - Kansas City (MCI)
- Chicago O'Hare (ORD) - Providence (PVD)
- Chicago O'Hare (ORD) - Raleigh/Durham (RDU)
- Chicago O'Hare (ORD) - Richmond (RIC)
- Chicago O'Hare (ORD) - San Francisco (SFO)
- Tampa (TPA) - Chicago O'Hare (ORD)
- Tampa (TPA) - Fort Myers (RSW)
- Tampa (TPA) - Kansas City (MCI)
- Tampa (TPA) - Providence (PVD)
- Tampa (TPA) - Raleigh/Durham (RDU)
- Tampa (TPA) - Richmond (RIC)
- Tampa (TPA) - San Francisco (SFO)
- Tampa (TPA) - Washington Dulles (IAD)
- Washington Dulles (IAD) - Chicago O'Hare (ORD)
- Washington Dulles (IAD) - Fort Myers (RSW)
- Washington Dulles (IAD) - Kansas City (MCI)
- Washington Dulles (IAD) - Providence (PVD)
- Washington Dulles (IAD) - Raleigh/Durham (RDU)
- Washington Dulles (IAD) - Richmond (RIC)
- Washington Dulles (IAD) - San Francisco (SFO)