Airlines with flights from Seattle to Boston

There are 7 airlines with scheduled flights between SEA and BOS. Alaska Airlines, Delta and JetBlue has non-stop flights from Seattle Airport to Logan Airport and the flight time is 5 hours and 25 minutes.

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Schedules

Alaska Airlines

Non-stop with Alaska Airlines

  • Total flight time: 5 hours and 25 minutes
  • One World Alliance
  • Seattle is a Alaska Airlines hub (Primary hub).
  • 32 flights per week
  • Boeing 737MAX 9 Passenger
    Boeing 737-900 (winglets) Passenger/BBJ3
    Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
  • Business and first class available
SEA
Direct
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
AS1505
06:03
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06:03
06:03
06:03
06:03
AS306
08:23
08:23
08:23
08:23
08:23
08:23
08:23
AS219
10:13
10:13
10:13
10:13
10:13
09:29
10:13
AS460
15:36
15:36
15:36
15:36
15:36
15:36
15:36
AS536
23:18
23:18
23:18
23:18
23:18
----
23:18
SHOW RETURN SCHEDULE
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The timetable & schedule information was updated at 2026-04-22

Delta Air Lines

Non-stop with Delta Air Lines

  • Total flight time: 5 hours and 33 minutes
  • Sky Team Alliance
  • Seattle and Boston are both Delta Air Lines hubs.
  • 23 flights per week
  • Airbus A321neo
  • First class available
SEA
Direct
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
DL459
07:29
07:29
07:29
07:29
07:29
07:29
07:29
DL438
11:15
11:15
11:15
11:15
11:15
13:30
11:15
DL474
16:00
16:00
16:00
16:00
16:00
----
16:00
DL473
23:15
23:15
23:15
23:15
23:15
23:15
23:15
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

JetBlue Airways

Non-stop with JetBlue Airways

  • Total flight time: 5 hours and 19 minutes
  • Low-cost airline
  • Boston is a JetBlue Airways focus city.
  • 14 flights per week
  • Airbus A321
    Airbus A320
SEA
Direct
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
B6398
11:45
11:45
11:45
11:45
11:45
13:42
11:45
B6198
23:46
23:46
23:46
23:46
23:44
23:21
23:46
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

Delta Air Lines

Via Detroit with Delta Air Lines

  • Total flight time: 6h 46m - 9h 04m.
  • Sky Team Alliance
  • Seattle and Boston are both Delta Air Lines hubs.
  • 84 flights per week
  • Airbus A321neo
SEA
 
Via DTW
 
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
DL812
DL1171
05:20
05:20
05:20
05:20
05:20
05:20
05:20
DL2324
DL1707
09:45
09:45
09:45
09:45
09:45
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09:45
DL2434
DL1163
21:45
21:45
21:45
21:45
21:45
21:45
21:45
DL810
DL1163
23:11
23:11
23:11
23:11
23:11
23:11
23:11
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

Delta Air Lines

Via Minneapolis with Delta Air Lines

  • Total flight time: 6h 50m - 9h 02m.
  • Sky Team Alliance
  • Seattle and Boston are both Delta Air Lines hubs.
  • 101 flights per week
  • Airbus A321neo
SEA
 
Via MSP
 
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
DL943
DL2558
06:05
06:05
06:05
06:05
06:05
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06:05
DL943
DL1502
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06:05
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DL536
DL2591
09:03
09:03
09:03
09:03
09:03
09:03
09:03
DL941
DL2614
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----
----
----
----
12:04
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DL941
DL1502
12:04
12:04
12:04
12:04
12:04
----
12:04
DL953
DL2649
23:59
23:59
23:59
23:59
23:59
23:59
23:59
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 6h 55m - 10h 00m.
  • Low-cost airline
  • 43 flights per week
SEA
 
Via MDW
 
BOS
 
Flight
Mon
Jul 13
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Jul 14
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Jul 15
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Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
WN3483
WN2641
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05:00
05:00
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WN4407
WN1498
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05:15
WN2810
WN4716
05:30
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05:30
05:30
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WN3081
WN4975
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----
10:30
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WN3081
WN1374
----
10:45
10:45
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WN3081
WN232
11:45
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11:45
11:45
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WN2304
WN1405
----
----
----
----
----
23:05
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WN2304
WN4611
23:05
23:05
23:05
23:05
----
----
23:05
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

American Airlines

Via Chicago with American Airlines

  • Total flight time: 7h 06m - 9h 50m.
  • One World Alliance
  • 97 flights per week
SEA
 
Via ORD
 
BOS
 
Flight
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18
Sun
Jul 19
AA2922
AA1554
06:00
06:00
06:00
06:00
06:00
06:00
06:00
AA2523
AA3107
10:27
10:27
10:27
10:27
10:27
10:27
10:27
AA2881
AA2968
23:56
23:56
23:56
23:56
23:56
23:56
23:56
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - BOS

The timetable & schedule information was updated at 2026-04-22

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Flight data on this page was last updated on 2026-06-29
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