United Airlines flight UA 511: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 13:00 Ronald Reagan Washington (DCA) 2 14:22 Chicago O'Hare (ORD) 1
UA 511 Non-stop Airbus A319 (319) 2:22 Effective 2026-03-05 through 2026-03-27
Daily 13:00 Ronald Reagan Washington (DCA) 2 14:04 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-700 (73G) 2:04 Effective 2026-03-29 through 2026-04-29
Daily 13:00 Ronald Reagan Washington (DCA) 2 14:19 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-700 (73G) 2:19 Effective 2026-04-30 through 2026-05-20
Daily 13:00 Ronald Reagan Washington (DCA) 2 14:04 Chicago O'Hare (ORD) 1
UA 511 Non-stop Airbus A320 (320) 2:04 Effective from 2026-05-21
Mon,Tue 15:35 Chicago O'Hare (ORD) 1 18:38 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Airbus A321neo (32Q) 4:03 Valid until 2026-01-05
Thu 15:35 Chicago O'Hare (ORD) 1 18:37 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 4:02 Operates only on 2026-01-01
Fri-Sun 15:35 Chicago O'Hare (ORD) 1 18:38 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737 MAX 9 (7M9) 4:03 Effective 2026-01-02 through 2026-01-04
Daily 16:17 Chicago O'Hare (ORD) 1 19:05 San Francisco (SFO) 3
UA 511 Non-stop Boeing 757-300 (753) 4:48 Effective 2026-05-21 through 2026-10-24
Daily 16:20 Chicago O'Hare (ORD) 1 19:22 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 4:02 Effective 2026-01-06 through 2026-02-11
Thu-Sat 16:20 Chicago O'Hare (ORD) 1 19:19 San Francisco (SFO) 3
UA 511 Non-stop Boeing 757-300 (753) 4:59 Effective 2026-03-05 through 2026-03-07
Daily 16:20 Chicago O'Hare (ORD) 1 19:13 San Francisco (SFO) 3
UA 511 Non-stop Boeing 757-300 (753) 4:53 Effective 2026-03-29 through 2026-04-29
Daily 16:20 Chicago O'Hare (ORD) 1 19:13 San Francisco (SFO) 3
UA 511 Non-stop Boeing 757-300 (753) 4:53 Effective from 2026-10-25
Daily 16:35 Chicago O'Hare (ORD) 1 19:34 San Francisco (SFO) 3
UA 511 Non-stop Boeing 757-300 (753) 4:59 Effective 2026-03-08 through 2026-03-28
Mon,Thu,Fri,Sun 16:45 Chicago O'Hare (ORD) 1 19:45 San Francisco (SFO) 3
UA 511 Non-stop Boeing 737-900 (739) 5:00 Effective 2026-02-12 through 2026-03-02
Daily 17:52 Chicago O'Hare (ORD) 1 19:31 Denver (DEN)
UA 511 Non-stop Airbus A321neo (32Q) 2:39 Effective 2026-04-30 through 2026-05-20
Non-Direct Flights:
Thu,Fri 13:00 Ronald Reagan Washington (DCA) 2 19:19 San Francisco (SFO) 3
UA 511 1-stop Airbus A319 (319) 9:19 Effective 2026-03-05 through 2026-03-06
Mon-Fri,Sun 13:00 Ronald Reagan Washington (DCA) 2 19:34 San Francisco (SFO) 3
UA 511 1-stop Airbus A319 (319) 9:34 Effective 2026-03-08 through 2026-03-27
Daily 13:00 Ronald Reagan Washington (DCA) 2 19:13 San Francisco (SFO) 3
UA 511 1-stop Boeing 737-700 (73G) 9:13 Effective 2026-03-29 through 2026-04-29
Daily 13:00 Ronald Reagan Washington (DCA) 2 19:31 Denver (DEN)
UA 511 1-stop Boeing 737-700 (73G) 8:31 Effective 2026-04-30 through 2026-05-20
Daily 13:00 Ronald Reagan Washington (DCA) 2 19:05 San Francisco (SFO) 3
UA 511 1-stop Airbus A320 (320) 9:05 Effective 2026-05-21 through 2026-10-24
Daily 13:00 Ronald Reagan Washington (DCA) 2 19:13 San Francisco (SFO) 3
UA 511 1-stop Airbus A320 (320) 9:13 Effective from 2026-10-25
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This flight number is listed as serving the following routes:


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United Airlines flight UA 511: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

14:22
Chicago O'Hare (ORD) 1
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:22, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

14:04
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

14:19
Chicago O'Hare (ORD) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:19, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

14:04
Chicago O'Hare (ORD) 1
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA511
15:35
Chicago O'Hare (ORD) 1

18:38
Phoenix Sky Harbor (PHX) 3
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:03, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA511
15:35
Chicago O'Hare (ORD) 1

18:37
Phoenix Sky Harbor (PHX) 3
Operates only on 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:02, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA511
15:35
Chicago O'Hare (ORD) 1

18:38
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 4:03, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA511
16:17
Chicago O'Hare (ORD) 1

19:05
San Francisco (SFO) 3
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:48, non-stop
Boeing 757-300 (753)
Direct Flights:
United Airlines UA511
16:20
Chicago O'Hare (ORD) 1

19:22
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:02, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA511
16:20
Chicago O'Hare (ORD) 1

19:19
San Francisco (SFO) 3
Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 757-300 (753)
Direct Flights:
United Airlines UA511
16:20
Chicago O'Hare (ORD) 1

19:13
San Francisco (SFO) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:53, non-stop
Boeing 757-300 (753)
Direct Flights:
United Airlines UA511
16:20
Chicago O'Hare (ORD) 1

19:13
San Francisco (SFO) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:53, non-stop
Boeing 757-300 (753)
Direct Flights:
United Airlines UA511
16:35
Chicago O'Hare (ORD) 1

19:34
San Francisco (SFO) 3
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:59, non-stop
Boeing 757-300 (753)
Direct Flights:
United Airlines UA511
16:45
Chicago O'Hare (ORD) 1

19:45
San Francisco (SFO) 3
Effective 2026-02-12 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA511
17:52
Chicago O'Hare (ORD) 1

19:31
Denver (DEN)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:19
San Francisco (SFO) 3
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 9:19, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:34
San Francisco (SFO) 3
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 9:34, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:13
San Francisco (SFO) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:13, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:31
Denver (DEN)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:31, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:05
San Francisco (SFO) 3
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:05, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA511
13:00
Ronald Reagan Washington (DCA) 2

19:13
San Francisco (SFO) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:13, 1-stop
Airbus A320 (320)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Denver (DEN)
  • Chicago O'Hare (ORD) - Phoenix Sky Harbor (PHX)
  • Chicago O'Hare (ORD) - San Francisco (SFO)
  • Ronald Reagan Washington (DCA) - Chicago O'Hare (ORD)
  • Ronald Reagan Washington (DCA) - Denver (DEN)
  • Ronald Reagan Washington (DCA) - San Francisco (SFO)
All United Airlines flights
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