Flights from Seattle (SEA) to Philadelphia (PHL)

Flight schedules from Seattle to Philadelphia with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (22)

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Seattle US
SEA19:11
7h 15m
1 Stop
Philadelphia US
PHL05:26
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 297
  Seattle. US
  SEA 19:11
  2h 44m
  1028 Miles
  Denver. US
  DEN 22:55
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 1609
  Denver. US
  DEN 23:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 05:26
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Seattle US
SEA07:10
7h 19m
1 Stop
Philadelphia US
PHL17:29
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2494
  Seattle. US
  SEA 07:10
  4h 0m
  1725 Miles
  Chicago. US
  ORD 13:10
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1544
  Chicago. US
  ORD 14:26
  2h 3m
  680 Miles
  Philadelphia. US
  PHL 17:29
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA08:05
7h 33m
1 Stop
Philadelphia US
PHL18:38
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2855
  Seattle. US
  SEA 08:05
  4h 58m
  2313 Miles
  Washington. US
  IAD 16:03
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 6165
  Washington. US
  IAD 17:30
  1h 8m
  134 Miles
  Philadelphia. US
  PHL 18:38
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Seattle US
SEA23:55
7h 34m
1 Stop
Philadelphia US
PHL10:29
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 684
  Seattle. US
  SEA 23:55
  3h 57m
  1725 Miles
  Chicago. US
  ORD 05:52
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 669
  Chicago. US
  ORD 07:25
  2h 4m
  680 Miles
  Philadelphia. US
  PHL 10:29
  Airbus A320 Passenger
  Operated by United Airlines
Seattle US
SEA10:55
7h 40m
1 Stop
Philadelphia US
PHL21:35
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 747
  Seattle. US
  SEA 10:55
  4h 4m
  1725 Miles
  Chicago. US
  ORD 16:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1776
  Chicago. US
  ORD 18:25
  2h 10m
  680 Miles
  Philadelphia. US
  PHL 21:35
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Seattle US
SEA05:00
7h 41m
1 Stop
Philadelphia US
PHL15:41
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 757
  Seattle. US
  SEA 05:00
  2h 47m
  1028 Miles
  Denver. US
  DEN 08:47
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 422
  Denver. US
  DEN 10:10
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 15:41
  Boeing 737-900 Passenger
  Operated by United Airlines
Seattle US
SEA12:30
7h 56m
1 Stop
Philadelphia US
PHL23:26
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 431
  Seattle. US
  SEA 12:30
  2h 44m
  1028 Miles
  Denver. US
  DEN 16:14
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 1390
  Denver. US
  DEN 17:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 23:26
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Seattle US
SEA23:59
8h 44m
1 Stop
Philadelphia US
PHL11:43
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2379
  Seattle. US
  SEA 23:59
  4h 15m
  1883 Miles
  Houston. US
  IAH 06:14
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2394
  Houston. US
  IAH 07:30
  3h 13m
  1330 Miles
  Philadelphia. US
  PHL 11:43
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Seattle US
SEA05:36
8h 45m
1 Stop
Philadelphia US
PHL17:21
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1954
  Seattle. US
  SEA 05:36
  2h 14m
  683 Miles
  San Francisco. US
  SFO 07:50
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 706
  San Francisco. US
  SFO 09:00
  5h 21m
  2529 Miles
  Philadelphia. US
  PHL 17:21
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Seattle US
SEA05:36
10h 2m
2 Stops
Philadelphia US
PHL18:38
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1954
  Seattle. US
  SEA 05:36
  2h 14m
  683 Miles
  San Francisco. US
  SFO 07:50
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 717
  San Francisco. US
  SFO 08:25
  5h 0m
  2426 Miles
  Washington. US
  IAD 16:25
  Boeing 777-300ER Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 6165
  Washington. US
  IAD 17:30
  1h 8m
  134 Miles
  Philadelphia. US
  PHL 18:38
  
  Operated by United Airlines
Seattle US
SEA08:30
10h 5m
2 Stops
Philadelphia US
PHL21:35
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1829
  Seattle. US
  SEA 08:30
  2h 44m
  1028 Miles
  Denver. US
  DEN 12:14
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 617
  Denver. US
  DEN 13:25
  2h 31m
  891 Miles
  Chicago. US
  ORD 16:56
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1776
  Chicago. US
  ORD 18:25
  2h 10m
  680 Miles
  Philadelphia. US
  PHL 21:35
  
  Operated by United Airlines
Seattle US
SEA16:20
10h 6m
2 Stops
Philadelphia US
PHL05:26
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1914
  Seattle. US
  SEA 16:20
  2h 17m
  683 Miles
  San Francisco. US
  SFO 18:37
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 589
  San Francisco. US
  SFO 19:29
  2h 37m
  970 Miles
  Denver. US
  DEN 23:06
  Boeing 737-800 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1609
  Denver. US
  DEN 23:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 05:26
  
  Operated by United Airlines
Seattle US
SEA05:00
10h 38m
2 Stops
Philadelphia US
PHL18:38
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 757
  Seattle. US
  SEA 05:00
  2h 47m
  1028 Miles
  Denver. US
  DEN 08:47
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2087
  Denver. US
  DEN 10:25
  3h 18m
  1457 Miles
  Washington. US
  IAD 15:43
  Boeing 777 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 6165
  Washington. US
  IAD 17:30
  1h 8m
  134 Miles
  Philadelphia. US
  PHL 18:38
  
  Operated by United Airlines
Seattle US
SEA09:41
10h 45m
2 Stops
Philadelphia US
PHL23:26
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1102
  Seattle. US
  SEA 09:41
  2h 14m
  683 Miles
  San Francisco. US
  SFO 11:55
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1417
  San Francisco. US
  SFO 13:00
  2h 40m
  970 Miles
  Denver. US
  DEN 16:40
  Boeing 777 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1390
  Denver. US
  DEN 17:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 23:26
  
  Operated by United Airlines
Seattle US
SEA23:59
10h 51m
2 Stops
Philadelphia US
PHL13:50
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2379
  Seattle. US
  SEA 23:59
  4h 15m
  1883 Miles
  Houston. US
  IAH 06:14
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 1549
  Houston. US
  IAH 07:30
  3h 1m
  1195 Miles
  Washington. US
  IAD 11:31
  Boeing 737-800 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 6211
  Washington. US
  IAD 12:45
  1h 5m
  134 Miles
  Philadelphia. US
  PHL 13:50
  
  Operated by United Airlines
Seattle US
SEA08:30
11h 24m
2 Stops
Philadelphia US
PHL22:54
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1829
  Seattle. US
  SEA 08:30
  5h 12m
  1883 Miles
  Houston. US
  IAH 17:12
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1278
  Houston. US
  IAH 18:40
  3h 14m
  1330 Miles
  Philadelphia. US
  PHL 22:54
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA07:05
11h 30m
2 Stops
Philadelphia US
PHL21:35
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1788
  Seattle. US
  SEA 07:05
  4h 19m
  1883 Miles
  Houston. US
  IAH 13:24
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 787
  Houston. US
  IAH 14:20
  2h 41m
  930 Miles
  Chicago. US
  ORD 17:01
  Boeing 737-900 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1776
  Chicago. US
  ORD 18:25
  2h 10m
  680 Miles
  Philadelphia. US
  PHL 21:35
  
  Operated by United Airlines
Seattle US
SEA08:44
11h 42m
2 Stops
Philadelphia US
PHL23:26
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1777
  Seattle. US
  SEA 08:44
  2h 17m
  683 Miles
  San Francisco. US
  SFO 11:01
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1417
  San Francisco. US
  SFO 13:00
  2h 40m
  970 Miles
  Denver. US
  DEN 16:40
  Boeing 777 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1390
  Denver. US
  DEN 17:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 23:26
  
  Operated by United Airlines
Seattle US
SEA06:31
12h 4m
2 Stops
Philadelphia US
PHL21:35
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1400
  Seattle. US
  SEA 06:31
  2h 49m
  960 Miles
  Los Angeles. US
  LAX 09:20
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1430
  Los Angeles. US
  LAX 10:30
  4h 14m
  1750 Miles
  Chicago. US
  ORD 16:44
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
3. Flight 3United Airlines UA 1776
  Chicago. US
  ORD 18:25
  2h 10m
  680 Miles
  Philadelphia. US
  PHL 21:35
  
  Operated by United Airlines
Seattle US
SEA13:55
12h 31m
2 Stops
Philadelphia US
PHL05:26
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1152
  Seattle. US
  SEA 13:55
  2h 17m
  683 Miles
  San Francisco. US
  SFO 16:12
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 373
  San Francisco. US
  SFO 18:40
  2h 37m
  970 Miles
  Denver. US
  DEN 22:17
  Boeing 737-800 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1609
  Denver. US
  DEN 23:55
  3h 31m
  1562 Miles
  Philadelphia. US
  PHL 05:26
  
  Operated by United Airlines
Seattle US
SEA05:36
12h 59m
2 Stops
Philadelphia US
PHL21:35
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1954
  Seattle. US
  SEA 05:36
  2h 14m
  683 Miles
  San Francisco. US
  SFO 07:50
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1612
  San Francisco. US
  SFO 10:35
  4h 20m
  1851 Miles
  Chicago. US
  ORD 16:55
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1776
  Chicago. US
  ORD 18:25
  2h 10m
  680 Miles
  Philadelphia. US
  PHL 21:35
  
  Operated by United Airlines
Seattle US
SEA23:59
14h 30m
2 Stops
Philadelphia US
PHL17:29
+1 day/s
Seattle - Philadelphia
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2379
  Seattle. US
  SEA 23:59
  4h 15m
  1883 Miles
  Houston. US
  IAH 06:14
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 1544
  Houston. US
  IAH 08:30
  4h 45m
  1330 Miles
  Philadelphia. US
  PHL 17:29
  Boeing 737-900 Passenger
  Operated by United Airlines

Flights from Seattle (SEA) to Philadelphia (PHL) with Star Alliance

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Flight schedules from Seattle to Philadelphia with Star Alliance member carriers

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia

Seattle - Philadelphia