United Airlines flight UA 531: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 15:30 Orlando (MCO) B 17:47 Denver (DEN)
UA 531 Non-stop Boeing 757-300 (753) 4:17 Effective 2026-03-29 through 2026-04-29
Daily 15:30 Orlando (MCO) B 17:51 Denver (DEN)
UA 531 Non-stop Boeing 757-300 (753) 4:21 Effective 2026-04-30 through 2026-05-20
Daily 15:30 Orlando (MCO) B 17:30 Denver (DEN)
UA 531 Non-stop Airbus A321neo (32Q) 4:00 Effective from 2026-05-21
Mon-Fri,Sun 16:16 Jackson (JAC) 17:55 Denver (DEN)
UA 531 Non-stop Airbus A319 (319) 1:39 Effective 2026-03-05 through 2026-03-27
Sat 16:18 Jackson (JAC) 18:12 Denver (DEN)
UA 531 Non-stop Airbus A320 (320) 1:54 Effective 2026-02-14 through 2026-02-28
Mon-Fri,Sun 16:27 Jackson (JAC) 18:21 Denver (DEN)
UA 531 Non-stop Airbus A320 (320) 1:54 Effective 2026-02-12 through 2026-03-04
Mon,Tue,Thu,Fri,Sun 18:03 New Orleans (MSY) 20:08 Denver (DEN)
UA 531 Non-stop Airbus A319 (319) 3:05 Valid until 2026-01-04
Daily 20:50 Denver (DEN) 22:28 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2026-01-06 through 2026-02-02
Tue 20:50 Denver (DEN) 22:28 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Operates only on 2026-02-03
Daily 20:50 Denver (DEN) 22:28 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2026-02-04 through 2026-02-11
Daily 21:00 Denver (DEN) 22:38 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:38 Effective 2026-04-30 through 2026-05-20
Daily 21:01 Denver (DEN) 22:39 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:38 Effective 2026-03-29 through 2026-04-29
Mon 21:05 San Francisco (SFO) 3 21:59 Sacramento (SMF) A
UA 531 Non-stop Boeing 737 MAX 9 (7M9) 0:54 Operates only on 2026-01-05
Wed,Fri 21:08 Denver (DEN) 22:52 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:44 Effective 2026-03-06 through 2026-03-13
Fri 21:08 Denver (DEN) 22:52 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:44 Effective 2026-03-20 through 2026-03-27
Mon-Fri,Sun 21:11 Denver (DEN) 22:55 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2026-02-12 through 2026-03-04
Sat 21:11 Denver (DEN) 22:55 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-800 (738) 2:44 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Sun 21:12 Denver (DEN) 22:56 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:44 Effective 2026-03-05 through 2026-03-09
Sat 21:12 Denver (DEN) 22:56 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2026-03-07 through 2026-03-28
Tue,Thu 21:12 Denver (DEN) 22:56 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-800 (738) 2:44 Effective 2026-03-10 through 2026-03-17
Mon,Wed,Thu,Sun 21:12 Denver (DEN) 22:56 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:44 Effective 2026-03-15 through 2026-03-26
Tue 21:12 Denver (DEN) 22:56 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-800 (738) 2:44 Operates only on 2026-03-24
Daily 21:25 Denver (DEN) 22:54 Los Angeles (LAX) 7
UA 531 Non-stop Boeing 737-900 (739) 2:29 Effective from 2026-05-21
Non-Direct Flights:
Daily 15:30 Orlando (MCO) B 22:39 Los Angeles (LAX) 7
UA 531 1-stop Boeing 757-300 (753) 10:09 Effective 2026-03-29 through 2026-04-29
Daily 15:30 Orlando (MCO) B 22:38 Los Angeles (LAX) 7
UA 531 1-stop Boeing 757-300 (753) 10:08 Effective 2026-04-30 through 2026-05-20
Daily 15:30 Orlando (MCO) B 22:54 Los Angeles (LAX) 7
UA 531 1-stop Airbus A321neo (32Q) 10:24 Effective from 2026-05-21
Mon,Tue,Thu,Sun 16:16 Jackson (JAC) 22:56 Los Angeles (LAX) 7
UA 531 1-stop Airbus A319 (319) 7:40 Effective 2026-03-05 through 2026-03-17
Wed,Fri 16:16 Jackson (JAC) 22:52 Los Angeles (LAX) 7
UA 531 1-stop Airbus A319 (319) 7:36 Effective 2026-03-06 through 2026-03-13
Mon-Thu,Sun 16:16 Jackson (JAC) 22:56 Los Angeles (LAX) 7
UA 531 1-stop Airbus A319 (319) 7:40 Effective 2026-03-18 through 2026-03-26
Fri 16:16 Jackson (JAC) 22:52 Los Angeles (LAX) 7
UA 531 1-stop Airbus A319 (319) 7:36 Effective 2026-03-20 through 2026-03-27
Sat 16:18 Jackson (JAC) 22:55 Los Angeles (LAX) 7
UA 531 1-stop Airbus A320 (320) 7:37 Effective 2026-02-14 through 2026-02-28
Mon-Fri,Sun 16:27 Jackson (JAC) 22:55 Los Angeles (LAX) 7
UA 531 1-stop Airbus A320 (320) 7:28 Effective 2026-02-12 through 2026-03-04
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This flight number is listed as serving the following routes:
United Airlines flight UA 531: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA531
15:30

17:47
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:17, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA531
15:30

17:51
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:21, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA531
15:30

17:30
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA531
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:39, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA531
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:54, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA531
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:54, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA531
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:05, non-stop
Airbus A319 (319)

Direct Flights:

United Airlines UA531
Effective 2026-01-06 through 2026-02-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA531
Operates only on 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA531
Effective 2026-02-04 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA531
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 0:54, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA531
Effective 2026-03-06 through 2026-03-13
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Effective 2026-03-20 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA531
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA531
Effective 2026-03-05 through 2026-03-09
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

United Airlines UA531
Effective 2026-03-10 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA531
Effective 2026-03-15 through 2026-03-26
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA531
Operates only on 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA531
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Boeing 737-900 (739)

Non-Direct Flights:

United Airlines UA531
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 10:09, 1-stop
Boeing 757-300 (753)

Non-Direct Flights:

United Airlines UA531
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 10:08, 1-stop
Boeing 757-300 (753)

Non-Direct Flights:

United Airlines UA531
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 10:24, 1-stop
Airbus A321neo (32Q)

Non-Direct Flights:

United Airlines UA531
Effective 2026-03-05 through 2026-03-17
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 7:40, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA531
Effective 2026-03-06 through 2026-03-13
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:36, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA531
Effective 2026-03-18 through 2026-03-26
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 7:40, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA531
Effective 2026-03-20 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:36, 1-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA531
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:37, 1-stop
Airbus A320 (320)

Non-Direct Flights:

United Airlines UA531
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:28, 1-stop
Airbus A320 (320)
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This flight number is listed as serving the following routes:
  • Denver (DEN) - Los Angeles (LAX)
  • Jackson (JAC) - Denver (DEN)
  • Jackson (JAC) - Los Angeles (LAX)
  • New Orleans (MSY) - Denver (DEN)
  • Orlando (MCO) - Denver (DEN)
  • Orlando (MCO) - Los Angeles (LAX)
  • San Francisco (SFO) - Sacramento (SMF)