United Airlines flight UA 591: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:35 Newark Liberty, New York (EWR) C 10:01 San Antonio (SAT) B
UA 591 Non-stop Boeing 737-700 (73G) 4:26 Effective 2026-03-08 through 2026-03-22
Daily 06:48 Newark Liberty, New York (EWR) C 10:01 San Antonio (SAT) B
UA 591 Non-stop Boeing 737-900 (739) 4:13 Effective 2026-03-29 through 2026-04-29
Mon,Tue,Thu,Fri 06:50 Newark Liberty, New York (EWR) C 10:16 San Antonio (SAT) B
UA 591 Non-stop Boeing 737-700 (73G) 4:26 Effective 2026-03-05 through 2026-03-27
Wed 06:50 Newark Liberty, New York (EWR) C 10:18 San Antonio (SAT) B
UA 591 Non-stop Airbus A319 (319) 4:28 Effective 2026-03-11 through 2026-03-25
Daily 07:15 Newark Liberty, New York (EWR) C 10:32 San Antonio (SAT) B
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 4:17 Effective 2026-04-30 through 2026-05-20
Mon-Thu 08:15 Newark Liberty, New York (EWR) C 11:50 San Antonio (SAT) B
UA 591 Non-stop Boeing 737-900 (739) 4:35 Valid until 2026-01-05
Fri,Sun 08:15 Newark Liberty, New York (EWR) C 11:50 San Antonio (SAT) B
UA 591 Non-stop Boeing 737 MAX 9 (7M9) 4:35 Effective 2026-01-02 through 2026-01-04
Mon-Fri,Sun 08:20 Newark Liberty, New York (EWR) C 11:48 San Antonio (SAT) B
UA 591 Non-stop Boeing 737-700 (73G) 4:28 Effective 2026-02-12 through 2026-03-04
Daily 08:30 Newark Liberty, New York (EWR) C 11:48 San Antonio (SAT) B
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 4:18 Effective from 2026-05-21
Sat 09:10 Atlanta (ATL) N 10:41 Houston George Bush (IAH) C
UA 591 Non-stop Airbus A319 (319) 2:31 Effective 2026-02-14 through 2026-02-28
Mon,Thu-Sun 11:45 Hayden (HDN) 17:51 Newark Liberty, New York (EWR) A
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 4:06 Effective 2026-01-08 through 2026-02-09
Sat 15:40 Panama City (ECP) 18:16 Denver (DEN)
UA 591 Non-stop Airbus A320 (320) 3:36 Effective 2026-03-07 through 2026-03-28
Sat 18:55 Newark Liberty, New York (EWR) A 21:59 West Palm Beach (PBI)
UA 591 Non-stop Boeing 737-900 (739) 3:04 Effective 2026-01-10 through 2026-02-07
Sun 18:55 Newark Liberty, New York (EWR) C 21:59 West Palm Beach (PBI)
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Effective 2026-01-11 through 2026-02-01
Mon,Thu,Fri 19:03 Newark Liberty, New York (EWR) A 22:07 West Palm Beach (PBI)
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Effective 2026-01-08 through 2026-02-06
Mon,Sun 19:03 Newark Liberty, New York (EWR) A 22:07 West Palm Beach (PBI)
UA 591 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Effective 2026-02-08 through 2026-02-09
Sat 22:05 Washington Dulles (IAD) 00:59 Austin (AUS)
UA 591 Non-stop Boeing 737-900 (739) 3:54 Valid until 2026-01-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri 11:45 Hayden (HDN) 22:07 West Palm Beach (PBI)
UA 591 1-stop Boeing 737 MAX 8 (7M8) 8:22 Effective 2026-01-08 through 2026-02-06
Sat,Sun 11:45 Hayden (HDN) 21:59 West Palm Beach (PBI)
UA 591 1-stop Boeing 737 MAX 8 (7M8) 8:14 Effective 2026-01-10 through 2026-02-07
Mon,Sun 11:45 Hayden (HDN) 22:07 West Palm Beach (PBI)
UA 591 1-stop Boeing 737 MAX 8 (7M8) 8:22 Effective 2026-02-08 through 2026-02-09
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This flight number is listed as serving the following routes:


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United Airlines flight UA 591: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA591
06:35
Newark Liberty, New York (EWR) C

10:01
San Antonio (SAT) B
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:26, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA591
06:48
Newark Liberty, New York (EWR) C

10:01
San Antonio (SAT) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:13, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA591
06:50
Newark Liberty, New York (EWR) C

10:16
San Antonio (SAT) B
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:26, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA591
06:50
Newark Liberty, New York (EWR) C

10:18
San Antonio (SAT) B
Effective 2026-03-11 through 2026-03-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:28, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA591
07:15
Newark Liberty, New York (EWR) C

10:32
San Antonio (SAT) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:17, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
08:15
Newark Liberty, New York (EWR) C

11:50
San Antonio (SAT) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA591
08:15
Newark Liberty, New York (EWR) C

11:50
San Antonio (SAT) B
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:35, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA591
08:20
Newark Liberty, New York (EWR) C

11:48
San Antonio (SAT) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:28, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA591
08:30
Newark Liberty, New York (EWR) C

11:48
San Antonio (SAT) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:18, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
09:10
Atlanta (ATL) N

10:41
Houston George Bush (IAH) C
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:31, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA591
11:45
Hayden (HDN)

17:51
Newark Liberty, New York (EWR) A
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:06, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
15:40
Panama City (ECP)

18:16
Denver (DEN)
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:36, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA591
18:55
Newark Liberty, New York (EWR) A

21:59
West Palm Beach (PBI)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:04, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA591
18:55
Newark Liberty, New York (EWR) C

21:59
West Palm Beach (PBI)
Effective 2026-01-11 through 2026-02-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
19:03
Newark Liberty, New York (EWR) A

22:07
West Palm Beach (PBI)
Effective 2026-01-08 through 2026-02-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
19:03
Newark Liberty, New York (EWR) A

22:07
West Palm Beach (PBI)
Effective 2026-02-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA591
22:05
Washington Dulles (IAD)

00:59(+1)
Austin (AUS)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:54, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.
Non-Direct Flights:
United Airlines UA591
11:45
Hayden (HDN)

22:07
West Palm Beach (PBI)
Effective 2026-01-08 through 2026-02-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:22, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA591
11:45
Hayden (HDN)

21:59
West Palm Beach (PBI)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 8:14, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA591
11:45
Hayden (HDN)

22:07
West Palm Beach (PBI)
Effective 2026-02-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:22, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Houston George Bush (IAH)
  • Hayden (HDN) - Newark Liberty, New York (EWR)
  • Hayden (HDN) - West Palm Beach (PBI)
  • Newark Liberty, New York (EWR) - San Antonio (SAT)
  • Newark Liberty, New York (EWR) - West Palm Beach (PBI)
  • Panama City (ECP) - Denver (DEN)
  • Washington Dulles (IAD) - Austin (AUS)
All United Airlines flights
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