United Airlines flight UA 511: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue 12:09 Philadelphia (PHL) D 13:33 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-900 (739) 2:24 Operates only on 2025-07-22
Mon,Thu,Fri,Sun 12:19 Philadelphia (PHL) D 13:43 Chicago O'Hare (ORD) 1
UA 511 Non-stop Airbus A320 (320) 2:24 Effective 2025-06-26 through 2025-08-18
Sat 12:19 Philadelphia (PHL) D 13:43 Chicago O'Hare (ORD) 1
UA 511 Non-stop Airbus A319 (319) 2:24 Effective 2025-06-28 through 2025-07-26
Tue,Wed 12:19 Philadelphia (PHL) D 13:43 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-900 (739) 2:24 Effective 2025-07-01 through 2025-07-16
Tue,Wed 12:19 Philadelphia (PHL) D 13:43 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-900 (739) 2:24 Effective 2025-07-23 through 2025-07-30
Sat 12:38 Philadelphia (PHL) D 14:02 Chicago O'Hare (ORD) 1
UA 511 Non-stop Airbus A319 (319) 2:24 Effective 2025-08-02 through 2025-08-16
Tue,Wed 12:38 Philadelphia (PHL) D 14:02 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-900 (739) 2:24 Effective 2025-08-05 through 2025-08-13
Daily 12:50 Philadelphia (PHL) D 14:12 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-900 (739) 2:22 Effective 2025-09-25 through 2025-10-25
Daily 13:00 Philadelphia (PHL) D 14:21 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-800 (738) 2:21 Effective 2025-10-26 through 2025-12-17
Daily 13:00 Philadelphia (PHL) D 14:21 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-800 (738) 2:21 Effective from 2026-01-06
Daily 13:03 Philadelphia (PHL) D 14:25 Chicago O'Hare (ORD) 1
UA 511 Non-stop Boeing 737-800 (738) 2:22 Effective 2025-08-19 through 2025-09-24
Daily 15:35 Chicago O'Hare (ORD) 1 17:24 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 3:49 Effective 2025-09-25 through 2025-10-25
Daily 15:50 Chicago O'Hare (ORD) 1 17:39 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 3:49 Effective 2025-08-19 through 2025-09-24
Daily 15:55 Chicago O'Hare (ORD) 1 17:44 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 3:49 Effective 2025-05-22 through 2025-06-25
Daily 16:05 Chicago O'Hare (ORD) 1 18:07 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 4:02 Valid until 2025-05-20
Daily 16:05 Chicago O'Hare (ORD) 1 17:55 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 3:50 Effective 2025-10-26 through 2025-11-01
Daily 16:05 Chicago O'Hare (ORD) 1 18:55 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Boeing 737-900 (739) 3:50 Effective from 2025-11-02
Wed 16:07 Chicago O'Hare (ORD) 1 18:09 Phoenix Sky Harbor (PHX) 3
UA 511 Non-stop Airbus A321neo (32Q) 4:02 Operates only on 2025-05-21
Daily 19:27 Phoenix Sky Harbor (PHX) 3 21:29 San Francisco (SFO) 3
UA 511 Non-stop Boeing 737-800 (738) 2:02 Effective 2025-05-22 through 2025-05-31
Daily 19:35 Phoenix Sky Harbor (PHX) 3 21:49 San Francisco (SFO) 3
UA 511 Non-stop Boeing 737-800 (738) 2:14 Effective 2025-10-26 through 2025-11-01
Daily 19:46 Phoenix Sky Harbor (PHX) 3 21:49 San Francisco (SFO) 3
UA 511 Non-stop Boeing 737-800 (738) 2:03 Effective 2025-08-19 through 2025-09-24
Daily 19:46 Phoenix Sky Harbor (PHX) 3 21:50 San Francisco (SFO) 3
UA 511 Non-stop Boeing 737-800 (738) 2:04 Effective 2025-09-25 through 2025-10-25
Non-Direct Flights:
Daily 12:50 Philadelphia (PHL) D 17:24 Phoenix Sky Harbor (PHX) 3
UA 511 1-stop Boeing 737-900 (739) 7:34 Effective 2025-09-25 through 2025-10-25
Daily 13:00 Philadelphia (PHL) D 17:55 Phoenix Sky Harbor (PHX) 3
UA 511 1-stop Boeing 737-800 (738) 7:55 Effective 2025-10-26 through 2025-11-01
Daily 13:00 Philadelphia (PHL) D 18:55 Phoenix Sky Harbor (PHX) 3
UA 511 1-stop Boeing 737-800 (738) 7:55 Effective 2025-11-02 through 2025-12-17
Daily 13:00 Philadelphia (PHL) D 18:55 Phoenix Sky Harbor (PHX) 3
UA 511 1-stop Boeing 737-800 (738) 7:55 Effective from 2026-01-06
Daily 13:03 Philadelphia (PHL) D 17:39 Phoenix Sky Harbor (PHX) 3
UA 511 1-stop Boeing 737-800 (738) 7:36 Effective 2025-08-19 through 2025-09-24
Daily 15:35 Chicago O'Hare (ORD) 1 21:50 San Francisco (SFO) 3
UA 511 1-stop Boeing 737-900 (739) 8:15 Effective 2025-09-25 through 2025-10-25
Daily 15:50 Chicago O'Hare (ORD) 1 21:49 San Francisco (SFO) 3
UA 511 1-stop Boeing 737-900 (739) 7:59 Effective 2025-08-19 through 2025-09-24
Daily 15:55 Chicago O'Hare (ORD) 1 21:29 San Francisco (SFO) 3
UA 511 1-stop Boeing 737-900 (739) 7:34 Effective 2025-05-22 through 2025-05-31
Daily 16:05 Chicago O'Hare (ORD) 1 21:49 San Francisco (SFO) 3
UA 511 1-stop Boeing 737-900 (739) 7:44 Effective 2025-10-26 through 2025-11-01
Daily 12:50 Philadelphia (PHL) D 21:50 San Francisco (SFO) 3
UA 511 2-stop Boeing 737-900 (739) 12:00 Effective 2025-09-25 through 2025-10-25
Daily 13:00 Philadelphia (PHL) D 21:49 San Francisco (SFO) 3
UA 511 2-stop Boeing 737-800 (738) 11:49 Effective 2025-10-26 through 2025-11-01
Daily 13:03 Philadelphia (PHL) D 21:49 San Francisco (SFO) 3
UA 511 2-stop Boeing 737-800 (738) 11:46 Effective 2025-08-19 through 2025-09-24
This flight number is listed as serving the following routes:


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United Airlines flight UA 511: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA511
12:09
Philadelphia (PHL) D

13:33
Chicago O'Hare (ORD) 1
Operates only on 2025-07-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Boeing 737-900 (739)
United Airlines UA511
12:19
Philadelphia (PHL) D

13:43
Chicago O'Hare (ORD) 1
Effective 2025-06-26 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:24, non-stop
Airbus A320 (320)
United Airlines UA511
12:19
Philadelphia (PHL) D

13:43
Chicago O'Hare (ORD) 1
Effective 2025-06-28 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:24, non-stop
Airbus A319 (319)
United Airlines UA511
12:19
Philadelphia (PHL) D

13:43
Chicago O'Hare (ORD) 1
Effective 2025-07-01 through 2025-07-16
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Boeing 737-900 (739)
United Airlines UA511
12:19
Philadelphia (PHL) D

13:43
Chicago O'Hare (ORD) 1
Effective 2025-07-23 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Boeing 737-900 (739)
United Airlines UA511
12:38
Philadelphia (PHL) D

14:02
Chicago O'Hare (ORD) 1
Effective 2025-08-02 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:24, non-stop
Airbus A319 (319)
United Airlines UA511
12:38
Philadelphia (PHL) D

14:02
Chicago O'Hare (ORD) 1
Effective 2025-08-05 through 2025-08-13
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Boeing 737-900 (739)
United Airlines UA511
12:50
Philadelphia (PHL) D

14:12
Chicago O'Hare (ORD) 1
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Boeing 737-900 (739)
United Airlines UA511
13:00
Philadelphia (PHL) D

14:21
Chicago O'Hare (ORD) 1
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:21, non-stop
Boeing 737-800 (738)
United Airlines UA511
13:00
Philadelphia (PHL) D

14:21
Chicago O'Hare (ORD) 1
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:21, non-stop
Boeing 737-800 (738)
United Airlines UA511
13:03
Philadelphia (PHL) D

14:25
Chicago O'Hare (ORD) 1
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Boeing 737-800 (738)
United Airlines UA511
15:35
Chicago O'Hare (ORD) 1

17:24
Phoenix Sky Harbor (PHX) 3
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:49, non-stop
Boeing 737-900 (739)
United Airlines UA511
15:50
Chicago O'Hare (ORD) 1

17:39
Phoenix Sky Harbor (PHX) 3
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:49, non-stop
Boeing 737-900 (739)
United Airlines UA511
15:55
Chicago O'Hare (ORD) 1

17:44
Phoenix Sky Harbor (PHX) 3
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:49, non-stop
Boeing 737-900 (739)
United Airlines UA511
16:05
Chicago O'Hare (ORD) 1

18:07
Phoenix Sky Harbor (PHX) 3
Valid until 2025-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:02, non-stop
Boeing 737-900 (739)
United Airlines UA511
16:05
Chicago O'Hare (ORD) 1

17:55
Phoenix Sky Harbor (PHX) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:50, non-stop
Boeing 737-900 (739)
United Airlines UA511
16:05
Chicago O'Hare (ORD) 1

18:55
Phoenix Sky Harbor (PHX) 3
Effective from 2025-11-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:50, non-stop
Boeing 737-900 (739)
United Airlines UA511
16:07
Chicago O'Hare (ORD) 1

18:09
Phoenix Sky Harbor (PHX) 3
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:02, non-stop
Airbus A321neo (32Q)
United Airlines UA511
19:27
Phoenix Sky Harbor (PHX) 3

21:29
San Francisco (SFO) 3
Effective 2025-05-22 through 2025-05-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:02, non-stop
Boeing 737-800 (738)
United Airlines UA511
19:35
Phoenix Sky Harbor (PHX) 3

21:49
San Francisco (SFO) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:14, non-stop
Boeing 737-800 (738)
United Airlines UA511
19:46
Phoenix Sky Harbor (PHX) 3

21:49
San Francisco (SFO) 3
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Boeing 737-800 (738)
United Airlines UA511
19:46
Phoenix Sky Harbor (PHX) 3

21:50
San Francisco (SFO) 3
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA511
12:50
Philadelphia (PHL) D

17:24
Phoenix Sky Harbor (PHX) 3
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:34, 1-stop
Boeing 737-900 (739)
United Airlines UA511
13:00
Philadelphia (PHL) D

17:55
Phoenix Sky Harbor (PHX) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:55, 1-stop
Boeing 737-800 (738)
United Airlines UA511
13:00
Philadelphia (PHL) D

18:55
Phoenix Sky Harbor (PHX) 3
Effective 2025-11-02 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:55, 1-stop
Boeing 737-800 (738)
United Airlines UA511
13:00
Philadelphia (PHL) D

18:55
Phoenix Sky Harbor (PHX) 3
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:55, 1-stop
Boeing 737-800 (738)
United Airlines UA511
13:03
Philadelphia (PHL) D

17:39
Phoenix Sky Harbor (PHX) 3
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:36, 1-stop
Boeing 737-800 (738)
United Airlines UA511
15:35
Chicago O'Hare (ORD) 1

21:50
San Francisco (SFO) 3
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:15, 1-stop
Boeing 737-900 (739)
United Airlines UA511
15:50
Chicago O'Hare (ORD) 1

21:49
San Francisco (SFO) 3
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:59, 1-stop
Boeing 737-900 (739)
United Airlines UA511
15:55
Chicago O'Hare (ORD) 1

21:29
San Francisco (SFO) 3
Effective 2025-05-22 through 2025-05-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:34, 1-stop
Boeing 737-900 (739)
United Airlines UA511
16:05
Chicago O'Hare (ORD) 1

21:49
San Francisco (SFO) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:44, 1-stop
Boeing 737-900 (739)
United Airlines UA511
12:50
Philadelphia (PHL) D

21:50
San Francisco (SFO) 3
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 12:00, 2-stop
Boeing 737-900 (739)
United Airlines UA511
13:00
Philadelphia (PHL) D

21:49
San Francisco (SFO) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 11:49, 2-stop
Boeing 737-800 (738)
United Airlines UA511
13:03
Philadelphia (PHL) D

21:49
San Francisco (SFO) 3
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 11:46, 2-stop
Boeing 737-800 (738)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Phoenix Sky Harbor (PHX)
  • Chicago O'Hare (ORD) - San Francisco (SFO)
  • Philadelphia (PHL) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Phoenix Sky Harbor (PHX)
  • Philadelphia (PHL) - San Francisco (SFO)
  • Phoenix Sky Harbor (PHX) - San Francisco (SFO)
All United Airlines flights
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