United Airlines flight UA 1236: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 09:20 Sarasota/Bradenton (SRQ) 11:35 Chicago O'Hare (ORD) 1
UA 1236 Non-stop Airbus A320 (320) 3:15 Effective 2026-04-30 through 2026-05-20
Mon,Sun 11:00 Chicago O'Hare (ORD) 1 14:18 New York LaGuardia (LGA) B
UA 1236 Non-stop Boeing 737-800 (738) 2:18 Effective 2026-01-04 through 2026-01-05
Daily 12:45 Chicago O'Hare (ORD) 1 15:27 Salt Lake City (SLC)
UA 1236 Non-stop Airbus A319 (319) 3:42 Effective 2026-04-30 through 2026-05-20
Tue 13:30 Denver (DEN) 15:12 Santa Ana (SNA)
UA 1236 Non-stop Airbus A320 (320) 2:42 Effective 2026-03-10 through 2026-03-24
Daily 15:20 Vancouver (YVR) M 19:13 Denver (DEN)
UA 1236 Non-stop Airbus A320 (320) 2:53 Effective 2026-05-21 through 2026-09-23
Daily 16:06 Santa Ana (SNA) 19:30 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:24 Effective 2026-01-06 through 2026-02-11
Sat 16:30 Saint Louis (STL) 1 18:04 Denver (DEN)
UA 1236 Non-stop Boeing 737-800 (738) 2:34 Effective 2026-02-14 through 2026-02-28
Mon,Tue 16:30 Saint Louis (STL) 1 18:05 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:35 Effective 2026-02-17 through 2026-03-03
Daily 16:30 Saint Louis (STL) 1 17:50 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:20 Effective from 2026-09-24
Mon,Tue,Thu,Fri,Sun 16:48 New York LaGuardia (LGA) B 19:26 Denver (DEN)
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 4:38 Valid until 2026-01-05
Sat 16:52 New York LaGuardia (LGA) B 19:30 Denver (DEN)
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 4:38 Operates only on 2026-01-03
Mon,Wed,Thu 18:00 Saint Louis (STL) 1 19:34 Denver (DEN)
UA 1236 Non-stop Boeing 737-800 (738) 2:34 Effective 2026-02-12 through 2026-02-19
Fri,Sun 18:00 Saint Louis (STL) 1 19:35 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:35 Effective 2026-02-13 through 2026-02-15
Fri 18:00 Saint Louis (STL) 1 19:34 Denver (DEN)
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 2:34 Effective 2026-02-20 through 2026-02-27
Sun 18:00 Saint Louis (STL) 1 19:35 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:35 Effective 2026-02-22 through 2026-03-01
Wed,Thu 18:00 Saint Louis (STL) 1 19:34 Denver (DEN)
UA 1236 Non-stop Boeing 737-800 (738) 2:34 Effective 2026-02-25 through 2026-03-04
Daily 18:02 Saint Louis (STL) 1 19:36 Denver (DEN)
UA 1236 Non-stop Airbus A319 (319) 2:34 Effective 2026-03-29 through 2026-04-29
Sat 20:27 Denver (DEN) 22:31 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737-800 (738) 2:04 Operates only on 2026-01-03
Mon,Wed-Fri,Sun 20:44 Denver (DEN) 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Airbus A321neo (32Q) 2:06 Effective 2026-02-12 through 2026-02-22
Wed-Fri,Sun 20:44 Denver (DEN) 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Airbus A321neo (32Q) 2:06 Effective 2026-02-25 through 2026-03-04
Mon,Tue,Thu,Fri 20:45 Denver (DEN) 22:49 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737-900 (739) 2:04 Valid until 2026-01-02
Mon,Sun 20:45 Denver (DEN) 22:49 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737-800 (738) 2:04 Effective 2026-01-04 through 2026-01-05
Wed-Fri,Sun 20:55 Denver (DEN) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 2:04 Effective 2026-01-07 through 2026-01-16
Mon,Wed-Fri,Sun 20:55 Denver (DEN) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 2:04 Effective 2026-01-19 through 2026-01-25
Wed-Fri,Sun 20:55 Denver (DEN) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737 MAX 8 (7M8) 2:04 Effective 2026-01-28 through 2026-02-08
Wed 20:55 Denver (DEN) 23:00 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Airbus A321neo (32Q) 2:05 Operates only on 2026-02-11
Daily 21:00 Denver (DEN) 22:06 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737-800 (738) 2:06 Effective 2026-05-21 through 2026-10-24
Thu-Sat 21:05 Denver (DEN) 23:11 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Airbus A321neo (32Q) 2:06 Effective 2026-03-05 through 2026-03-07
Sun 21:05 Denver (DEN) 22:10 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737-900 (739) 2:05 Effective 2026-03-08 through 2026-03-22
Mon,Wed-Sat 21:05 Denver (DEN) 22:11 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Airbus A321neo (32Q) 2:06 Effective 2026-03-09 through 2026-03-28
Daily 21:05 Denver (DEN) 22:08 Phoenix Sky Harbor (PHX) 3
UA 1236 Non-stop Boeing 737 MAX 9 (7M9) 2:03 Effective 2026-03-29 through 2026-04-29
Non-Direct Flights:
Daily 09:20 Sarasota/Bradenton (SRQ) 15:27 Salt Lake City (SLC)
UA 1236 1-stop Airbus A320 (320) 8:07 Effective 2026-04-30 through 2026-05-20
Mon,Sun 11:00 Chicago O'Hare (ORD) 1 19:26 Denver (DEN)
UA 1236 1-stop Boeing 737-800 (738) 9:26 Effective 2026-01-04 through 2026-01-05
Daily 15:20 Vancouver (YVR) M 22:06 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A320 (320) 6:46 Effective 2026-05-21 through 2026-09-23
Wed-Fri,Sun 16:06 Santa Ana (SNA) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:53 Effective 2026-01-07 through 2026-01-16
Mon,Wed-Fri,Sun 16:06 Santa Ana (SNA) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:53 Effective 2026-01-19 through 2026-01-25
Wed-Fri,Sun 16:06 Santa Ana (SNA) 22:59 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:53 Effective 2026-01-28 through 2026-02-08
Wed 16:06 Santa Ana (SNA) 23:00 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:54 Operates only on 2026-02-11
Daily 16:30 Saint Louis (STL) 1 22:06 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 7:36 Effective 2026-09-24 through 2026-10-24
Mon,Tue,Thu,Fri,Sun 16:48 New York LaGuardia (LGA) B 22:49 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Boeing 737 MAX 8 (7M8) 8:01 Valid until 2026-01-05
Sat 16:52 New York LaGuardia (LGA) B 22:31 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Boeing 737 MAX 8 (7M8) 7:39 Operates only on 2026-01-03
Mon,Wed,Thu 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Boeing 737-800 (738) 5:50 Effective 2026-02-12 through 2026-02-19
Fri,Sun 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:50 Effective 2026-02-13 through 2026-02-15
Fri 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-02-20 through 2026-02-27
Sun 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 5:50 Effective 2026-02-22 through 2026-03-01
Wed,Thu 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Boeing 737-800 (738) 5:50 Effective 2026-02-25 through 2026-03-04
Daily 18:02 Saint Louis (STL) 1 22:08 Phoenix Sky Harbor (PHX) 3
UA 1236 1-stop Airbus A319 (319) 6:06 Effective 2026-03-29 through 2026-04-29
Mon,Sun 11:00 Chicago O'Hare (ORD) 1 22:49 Phoenix Sky Harbor (PHX) 3
UA 1236 2-stop Boeing 737-800 (738) 12:49 Effective 2026-01-04 through 2026-01-05
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This flight number is listed as serving the following routes:
United Airlines flight UA 1236: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA1236
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:15, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1236
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:18, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Effective 2026-03-10 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:42, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1236
Effective 2026-05-21 through 2026-09-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1236
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:34, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-02-17 through 2026-03-03
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Effective from 2026-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Effective 2026-02-12 through 2026-02-19
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-02-13 through 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:35, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:34, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:34, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA1236
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:04, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-02-12 through 2026-02-22
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:06, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1236
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:06, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1236
Valid until 2026-01-02
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:04, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1236
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:04, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-01-07 through 2026-01-16
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Effective 2026-01-28 through 2026-02-08
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA1236
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1236
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:06, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1236
Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 2:06, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1236
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1236
Effective 2026-03-09 through 2026-03-28
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:06, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1236
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Boeing 737 MAX 9 (7M9)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:07, 1-stop
Airbus A320 (320)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:26, 1-stop
Boeing 737-800 (738)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-05-21 through 2026-09-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:46, 1-stop
Airbus A320 (320)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-01-07 through 2026-01-16
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:53, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:53, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-01-28 through 2026-02-08
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:53, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:54, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-09-24 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:36, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 8:01, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

United Airlines UA1236
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:39, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-02-12 through 2026-02-19
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-800 (738)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-02-13 through 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:50, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:50, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-800 (738)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:06, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA1236
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 12:49, 2-stop
Boeing 737-800 (738)
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Parallax here
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Denver (DEN)
  • Chicago O'Hare (ORD) - New York LaGuardia (LGA)
  • Chicago O'Hare (ORD) - Phoenix Sky Harbor (PHX)
  • Chicago O'Hare (ORD) - Salt Lake City (SLC)
  • Denver (DEN) - Phoenix Sky Harbor (PHX)
  • New York LaGuardia (LGA) - Denver (DEN)
  • New York LaGuardia (LGA) - Phoenix Sky Harbor (PHX)
  • Saint Louis (STL) - Denver (DEN)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • Santa Ana (SNA) - Denver (DEN)
  • Santa Ana (SNA) - Phoenix Sky Harbor (PHX)
  • Sarasota/Bradenton (SRQ) - Chicago O'Hare (ORD)
  • Sarasota/Bradenton (SRQ) - Salt Lake City (SLC)
  • Vancouver (YVR) - Denver (DEN)
  • Vancouver (YVR) - Phoenix Sky Harbor (PHX)