Flights from Seattle (SEA) to Boston (BOS)

Flight schedules from Seattle to Boston 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 (44)

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Seattle US
SEA13:00
7h 38m
1 Stop
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 352
  Seattle. US
  SEA 13:00
  6h 38m
  2502 Miles
  Boston. US
  BOS 23:38
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Seattle US
SEA07:00
7h 35m
1 Stop
Boston US
BOS17:35
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2138
  Seattle. US
  SEA 07:00
  4h 2m
  1725 Miles
  Chicago. US
  ORD 13:02
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 378
  Chicago. US
  ORD 14:11
  2h 24m
  869 Miles
  Boston. US
  BOS 17:35
  Airbus A319 Passenger
  Operated by United Airlines
Seattle US
SEA05:00
7h 37m
1 Stop
Boston US
BOS15:37
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2637
  Seattle. US
  SEA 05:00
  2h 41m
  1028 Miles
  Denver. US
  DEN 08:41
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2436
  Denver. US
  DEN 09:42
  3h 55m
  1759 Miles
  Boston. US
  BOS 15:37
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA08:06
7h 38m
1 Stop
Boston US
BOS18:44
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1360
  Seattle. US
  SEA 08:06
  5h 4m
  2313 Miles
  Washington. US
  IAD 16:10
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 1649
  Washington. US
  IAD 17:08
  1h 36m
  414 Miles
  Boston. US
  BOS 18:44
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Seattle US
SEA07:31
7h 42m
1 Stop
Boston US
BOS18:13
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 368
  Seattle. US
  SEA 07:31
  5h 29m
  2408 Miles
  New York. US
  EWR 16:00
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2612
  New York. US
  EWR 16:59
  1h 14m
  201 Miles
  Boston. US
  BOS 18:13
  Boeing 737-700 Passenger
  Operated by United Airlines
Seattle US
SEA14:21
7h 45m
1 Stop
Boston US
BOS01:06
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1964
  Seattle. US
  SEA 14:21
  3h 58m
  1725 Miles
  Chicago. US
  ORD 20:19
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2627
  Chicago. US
  ORD 21:45
  2h 21m
  869 Miles
  Boston. US
  BOS 01:06
  Boeing 737-700 Passenger
  Operated by United Airlines
Seattle US
SEA12:50
7h 53m
1 Stop
Boston US
BOS23:43
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1029
  Seattle. US
  SEA 12:50
  2h 48m
  1028 Miles
  Denver. US
  DEN 16:38
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1510
  Denver. US
  DEN 17:50
  3h 53m
  1759 Miles
  Boston. US
  BOS 23:43
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA23:45
7h 53m
1 Stop
Boston US
BOS10:38
+1 day/s
Seattle - Boston
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 23:45
  3h 58m
  1725 Miles
  Chicago. US
  ORD 05:43
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1803
  Chicago. US
  ORD 07:15
  2h 23m
  869 Miles
  Boston. US
  BOS 10:38
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA10:49
7h 57m
1 Stop
Boston US
BOS21:46
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 656
  Seattle. US
  SEA 10:49
  4h 2m
  1725 Miles
  Chicago. US
  ORD 16:51
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1568
  Chicago. US
  ORD 18:20
  2h 26m
  869 Miles
  Boston. US
  BOS 21:46
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA23:38
8h 6m
1 Stop
Boston US
BOS10:44
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 341
  Seattle. US
  SEA 23:38
  5h 14m
  2408 Miles
  New York. US
  EWR 07:52
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1066
  New York. US
  EWR 09:25
  1h 19m
  201 Miles
  Boston. US
  BOS 10:44
  Airbus A319 Passenger
  Operated by United Airlines
Seattle US
SEA11:45
8h 10m
1 Stop
Boston US
BOS22:55
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 450
  Seattle. US
  SEA 11:45
  5h 18m
  2408 Miles
  New York. US
  EWR 20:03
  Boeing 757-200 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1153
  New York. US
  EWR 21:37
  1h 18m
  201 Miles
  Boston. US
  BOS 22:55
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Seattle US
SEA08:20
8h 25m
1 Stop
Boston US
BOS19:45
Seattle - Boston
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 08:20
  2h 51m
  1028 Miles
  Denver. US
  DEN 12:11
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 597
  Denver. US
  DEN 13:48
  3h 57m
  1759 Miles
  Boston. US
  BOS 19:45
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA05:44
8h 58m
1 Stop
Boston US
BOS17:42
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 246
  Seattle. US
  SEA 05:44
  2h 15m
  683 Miles
  San Francisco. US
  SFO 07:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2647
  San Francisco. US
  SFO 08:50
  5h 52m
  2712 Miles
  Boston. US
  BOS 17:42
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Seattle US
SEA23:59
9h 16m
1 Stop
Boston US
BOS12:15
+1 day/s
Seattle - Boston
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 18m
  1883 Miles
  Houston. US
  IAH 06:17
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2394
  Houston. US
  IAH 07:25
  3h 50m
  1603 Miles
  Boston. US
  BOS 12:15
  Boeing 737-700 Passenger
  Operated by United Airlines
Seattle US
SEA10:49
9h 49m
2 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 656
  Seattle. US
  SEA 10:49
  4h 2m
  1725 Miles
  Chicago. US
  ORD 16:51
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 511
  Chicago. US
  ORD 18:05
  1h 56m
  590 Miles
  Washington. US
  IAD 21:01
  Boeing 757-200 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines
Seattle US
SEA23:45
9h 56m
2 Stops
Boston US
BOS12:41
+1 day/s
Seattle - Boston
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 23:45
  3h 58m
  1725 Miles
  Chicago. US
  ORD 05:43
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 563
  Chicago. US
  ORD 07:00
  2h 16m
  721 Miles
  New York. US
  EWR 10:16
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
3. Flight 3United Airlines UA 721
  New York. US
  EWR 11:29
  1h 12m
  201 Miles
  Boston. US
  BOS 12:41
  
  Operated by United Airlines
Seattle US
SEA19:43
10h 5m
1 Stop
Boston US
BOS08:48
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1665
  San Francisco. US
  SFO 23:55
  5h 53m
  2712 Miles
  Boston. US
  BOS 08:48
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Seattle US
SEA08:20
10h 26m
2 Stops
Boston US
BOS21:46
Seattle - Boston
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 08:20
  2h 51m
  1028 Miles
  Denver. US
  DEN 12:11
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 617
  Denver. US
  DEN 13:25
  2h 32m
  891 Miles
  Chicago. US
  ORD 16:57
  Airbus A319 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1568
  Chicago. US
  ORD 18:20
  2h 26m
  869 Miles
  Boston. US
  BOS 21:46
  
  Operated by United Airlines
Seattle US
SEA05:44
11h 1m
2 Stops
Boston US
BOS19:45
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 246
  Seattle. US
  SEA 05:44
  2h 15m
  683 Miles
  San Francisco. US
  SFO 07:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1625
  San Francisco. US
  SFO 08:54
  2h 46m
  970 Miles
  Denver. US
  DEN 12:40
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
3. Flight 3United Airlines UA 597
  Denver. US
  DEN 13:48
  3h 57m
  1759 Miles
  Boston. US
  BOS 19:45
  
  Operated by United Airlines
Seattle US
SEA07:15
11h 31m
2 Stops
Boston US
BOS21:46
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  2h 20m
  683 Miles
  San Francisco. US
  SFO 09:35
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1998
  San Francisco. US
  SFO 10:40
  4h 25m
  1851 Miles
  Chicago. US
  ORD 17:05
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1568
  Chicago. US
  ORD 18:20
  2h 26m
  869 Miles
  Boston. US
  BOS 21:46
  
  Operated by United Airlines
Seattle US
SEA07:15
11h 31m
2 Stops
Boston US
BOS21:46
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1370
  Seattle. US
  SEA 07:15
  4h 23m
  1883 Miles
  Houston. US
  IAH 13:38
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1982
  Houston. US
  IAH 14:25
  2h 45m
  930 Miles
  Chicago. US
  ORD 17:10
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
3. Flight 3United Airlines UA 1568
  Chicago. US
  ORD 18:20
  2h 26m
  869 Miles
  Boston. US
  BOS 21:46
  
  Operated by United Airlines
Seattle US
SEA23:59
11h 38m
2 Stops
Boston US
BOS14:37
+1 day/s
Seattle - Boston
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 18m
  1883 Miles
  Houston. US
  IAH 06:17
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 1886
  Houston. US
  IAH 07:30
  3h 30m
  1405 Miles
  New York. US
  EWR 12:00
  Boeing 737-900 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1994
  New York. US
  EWR 13:25
  1h 12m
  201 Miles
  Boston. US
  BOS 14:37
  
  Operated by United Airlines
Seattle US
SEA19:43
11h 43m
2 Stops
Boston US
BOS10:26
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2247
  San Francisco. US
  SFO 22:50
  5h 23m
  2426 Miles
  Washington. US
  IAD 07:13
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
3. Flight 3United Airlines UA 641
  Washington. US
  IAD 08:50
  1h 36m
  414 Miles
  Boston. US
  BOS 10:26
  
  Operated by United Airlines
Seattle US
SEA07:15
11h 48m
2 Stops
Boston US
BOS22:03
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  5h 11m
  1028 Miles
  Denver. US
  DEN 14:51
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 583
  Denver. US
  DEN 16:10
  3h 53m
  1759 Miles
  Boston. US
  BOS 22:03
  Boeing 737-900 Passenger
  Operated by United Airlines
Seattle US
SEA19:43
11h 55m
2 Stops
Boston US
BOS10:38
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2661
  San Francisco. US
  SFO 00:09
  4h 21m
  1851 Miles
  Chicago. US
  ORD 06:30
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
3. Flight 3United Airlines UA 1803
  Chicago. US
  ORD 07:15
  2h 23m
  869 Miles
  Boston. US
  BOS 10:38
  
  Operated by United Airlines
Seattle US
SEA19:43
11h 55m
2 Stops
Boston US
BOS10:38
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 476
  San Francisco. US
  SFO 22:45
  4h 25m
  1851 Miles
  Chicago. US
  ORD 05:10
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1803
  Chicago. US
  ORD 07:15
  2h 23m
  869 Miles
  Boston. US
  BOS 10:38
  
  Operated by United Airlines
Seattle US
SEA19:43
11h 55m
2 Stops
Boston US
BOS10:38
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2423
  San Francisco. US
  SFO 23:30
  4h 17m
  1851 Miles
  Chicago. US
  ORD 05:47
  Boeing 777 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1803
  Chicago. US
  ORD 07:15
  2h 23m
  869 Miles
  Boston. US
  BOS 10:38
  
  Operated by United Airlines
Seattle US
SEA08:20
12h 18m
2 Stops
Boston US
BOS23:38
Seattle - Boston
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 08:20
  2h 51m
  1028 Miles
  Denver. US
  DEN 12:11
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1328
  Denver. US
  DEN 13:55
  3h 22m
  1457 Miles
  Washington. US
  IAD 19:17
  Boeing 757-200 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines
Seattle US
SEA06:38
12h 25m
2 Stops
Boston US
BOS22:03
Seattle - Boston
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 06:38
  2h 42m
  960 Miles
  Los Angeles. US
  LAX 09:20
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 1260
  Los Angeles. US
  LAX 10:56
  2h 24m
  865 Miles
  Denver. US
  DEN 14:20
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 583
  Denver. US
  DEN 16:10
  3h 53m
  1759 Miles
  Boston. US
  BOS 22:03
  
  Operated by United Airlines
Seattle US
SEA07:15
12h 40m
2 Stops
Boston US
BOS22:55
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  2h 20m
  683 Miles
  San Francisco. US
  SFO 09:35
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1153
  San Francisco. US
  SFO 10:55
  7h 13m
  2712 Miles
  Boston. US
  BOS 22:55
  Boeing 757-200 Passenger
  Operated by United Airlines
Seattle US
SEA05:44
13h 2m
2 Stops
Boston US
BOS21:46
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 246
  Seattle. US
  SEA 05:44
  2h 15m
  683 Miles
  San Francisco. US
  SFO 07:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1998
  San Francisco. US
  SFO 10:40
  4h 25m
  1851 Miles
  Chicago. US
  ORD 17:05
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1568
  Chicago. US
  ORD 18:20
  2h 26m
  869 Miles
  Boston. US
  BOS 21:46
  
  Operated by United Airlines
Seattle US
SEA07:15
13h 23m
2 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  2h 20m
  683 Miles
  San Francisco. US
  SFO 09:35
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1678
  San Francisco. US
  SFO 10:45
  5h 23m
  2426 Miles
  Washington. US
  IAD 19:08
  Boeing 737-900 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines
Seattle US
SEA07:15
13h 23m
2 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1370
  Seattle. US
  SEA 07:15
  4h 23m
  1883 Miles
  Houston. US
  IAH 13:38
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1734
  Houston. US
  IAH 15:33
  3h 2m
  1195 Miles
  Washington. US
  IAD 19:35
  Airbus A320 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines
Seattle US
SEA14:50
13h 23m
2 Stops
Boston US
BOS07:13
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2606
  Seattle. US
  SEA 14:50
  2h 17m
  683 Miles
  San Francisco. US
  SFO 17:07
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 325
  San Francisco. US
  SFO 19:53
  1h 40m
  339 Miles
  Los Angeles. US
  LAX 21:33
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
3. Flight 3United Airlines UA 2106
  Los Angeles. US
  LAX 22:35
  5h 38m
  2619 Miles
  Boston. US
  BOS 07:13
  
  Operated by United Airlines
Seattle US
SEA07:15
13h 23m
3 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  5h 11m
  1028 Miles
  Denver. US
  DEN 14:51
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 798
  Denver. US
  DEN 15:55
  3h 16m
  1457 Miles
  Washington. US
  IAD 21:11
  Boeing 777 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines
Seattle US
SEA07:15
13h 23m
2 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1370
  Seattle. US
  SEA 07:15
  7h 25m
  2313 Miles
  Washington. US
  IAD 21:02
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  Boeing 737-900 Passenger
  Operated by United Airlines
Seattle US
SEA07:15
13h 28m
2 Stops
Boston US
BOS23:43
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  5h 11m
  1028 Miles
  Denver. US
  DEN 14:51
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1510
  Denver. US
  DEN 17:50
  3h 53m
  1759 Miles
  Boston. US
  BOS 23:43
  Boeing 737-800 Passenger
  Operated by United Airlines
Seattle US
SEA05:00
13h 58m
2 Stops
Boston US
BOS21:58
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2637
  Seattle. US
  SEA 05:00
  2h 41m
  1028 Miles
  Denver. US
  DEN 08:41
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 705
  Denver. US
  DEN 11:36
  2h 28m
  866 Miles
  Houston. US
  IAH 15:04
  Airbus A320 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 1571
  Houston. US
  IAH 17:05
  3h 53m
  1603 Miles
  Boston. US
  BOS 21:58
  
  Operated by United Airlines
Seattle US
SEA19:43
14h 10m
2 Stops
Boston US
BOS12:53
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 737
  Seattle. US
  SEA 19:43
  2h 17m
  683 Miles
  San Francisco. US
  SFO 22:00
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2661
  San Francisco. US
  SFO 00:09
  4h 21m
  1851 Miles
  Chicago. US
  ORD 06:30
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
3. Flight 3United Airlines UA 1888
  Chicago. US
  ORD 09:26
  2h 27m
  869 Miles
  Boston. US
  BOS 12:53
  
  Operated by United Airlines
Seattle US
SEA05:44
14h 11m
2 Stops
Boston US
BOS22:55
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 246
  Seattle. US
  SEA 05:44
  2h 15m
  683 Miles
  San Francisco. US
  SFO 07:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1153
  San Francisco. US
  SFO 10:55
  7h 13m
  2712 Miles
  Boston. US
  BOS 22:55
  Boeing 757-200 Passenger
  Operated by United Airlines
Seattle US
SEA07:15
14h 51m
3 Stops
Boston US
BOS01:06
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  5h 11m
  1028 Miles
  Denver. US
  DEN 14:51
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1156
  Denver. US
  DEN 16:42
  2h 30m
  891 Miles
  Chicago. US
  ORD 20:12
  Boeing 737-900 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 2627
  Chicago. US
  ORD 21:45
  2h 21m
  869 Miles
  Boston. US
  BOS 01:06
  
  Operated by United Airlines
Seattle US
SEA07:15
14h 51m
3 Stops
Boston US
BOS01:06
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 501
  Seattle. US
  SEA 07:15
  5h 11m
  1028 Miles
  Denver. US
  DEN 14:51
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1484
  Denver. US
  DEN 15:40
  2h 30m
  891 Miles
  Chicago. US
  ORD 19:10
  Boeing 757-300 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 2627
  Chicago. US
  ORD 21:45
  2h 21m
  869 Miles
  Boston. US
  BOS 01:06
  
  Operated by United Airlines
Seattle US
SEA07:15
14h 51m
2 Stops
Boston US
BOS01:06
+1 day/s
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1370
  Seattle. US
  SEA 07:15
  4h 23m
  1883 Miles
  Houston. US
  IAH 13:38
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2406
  Houston. US
  IAH 16:20
  2h 47m
  930 Miles
  Chicago. US
  ORD 19:07
  Boeing 737-800 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 2627
  Chicago. US
  ORD 21:45
  2h 21m
  869 Miles
  Boston. US
  BOS 01:06
  
  Operated by United Airlines
Seattle US
SEA05:44
14h 54m
2 Stops
Boston US
BOS23:38
Seattle - Boston
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 246
  Seattle. US
  SEA 05:44
  2h 15m
  683 Miles
  San Francisco. US
  SFO 07:59
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1678
  San Francisco. US
  SFO 10:45
  5h 23m
  2426 Miles
  Washington. US
  IAD 19:08
  Boeing 737-900 Passenger
  Operated by United Airlines
3. Flight 3United Airlines UA 352
  Washington. US
  IAD 22:01
  1h 37m
  414 Miles
  Boston. US
  BOS 23:38
  
  Operated by United Airlines

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