| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Boston Seattle-Tacoma | Outbound 02/13/26 direct AS0306 06h 23min | Return 02/26/26 direct AS0536 05h 26min |  Alaska Airlines |  | ? | $358 | |
| Boston Seattle-Tacoma | Outbound 04/03/26 direct HA4823 06h 28min | Return 04/16/26 direct HA6627 05h 19min |  Hawaiian Airlines |  | ? | $377 | |
| Boston Seattle-Tacoma | Outbound 02/13/26 direct AS0306 06h 23min | Return 02/26/26 direct AS0536 05h 26min | Alaska Airlines | | ? | $381 | |
| Boston Seattle-Tacoma | Outbound 02/13/26 direct AS0306 06h 23min | Return 02/26/26 direct AS0460 05h 24min | Alaska Airlines |  | $382 | ||
| Boston Seattle-Tacoma | Outbound 02/13/26 direct AS0306 06h 23min | Return 02/26/26 direct HA4991 05h 26min | Alaska Airlines |  | $389 | ||
| Boston Seattle-Tacoma | Outbound 02/13/26 direct AS0459 06h 23min | Return 02/26/26 direct HA4991 05h 26min | Alaska Airlines |  | ? | $393 | |
| Boston Seattle-Tacoma | Outbound 04/03/26 direct AS0306 06h 24min | Return 04/16/26 direct AS0460 05h 19min | Alaska Airlines | | ? | $413 | |
| Boston Seattle-Tacoma | Outbound 04/03/26 direct AS0537 06h 26min | Return 04/16/26 direct AS0460 05h 19min | Alaska Airlines |  | ? | $444 | |
| Boston Seattle-Tacoma | Outbound 02/13/26 direct AA9302 06h 23min | Return 02/26/26 direct AA7432 05h 24min |  American Airlines |  | ? | $542 | |
| Boston Seattle-Tacoma | Outbound 04/03/26 direct HA4822 06h 24min | Return 04/16/26 1 Stopover (PHL) AA2763, AA4365 07h 18min | Hawaiian Airlines |  | ? | $543 |
Stops
- Direct flight
Airline
- Alaska Airlines
- American Airlines
- Hawaiian Airlines
- Frontier Airlines
- British Airways
Tips and tricks to help you find cheap flights from Boston to Seattle Tacoma
Favorite airline: e.g. Alaska Airlines, Spirit Airlines
Flight tickets on the route Boston – Seattle-Tacoma are most frequently booked with Alaska Airlines.
Alaska Airlines
22 %
Spirit Airlines
22 %
Delta
19 %
Stopover flights are the cheapest connection
Direct flights on this route are $164.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
06h 23min
17h 53min
24h 10min
$ 488
$ 352
$ 324
The favorite connection is non-stop
52 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
06h 23min, from $ 488
52 %
1 stopover Minneapolis - St. Paul International Airport, MN
14h 37min, from $ 517
19 %
2 stopovers Hartsfield-Jackson Atlanta International Airport, GA Las Vegas - McCarran International Airport, NV
24h 10min, from $ 324
14 %
Important flight information
Flight information: Boston - Seattle-Tacoma
| Roundtrip from | $ 357,60 |
|---|---|
| Flight duration | min. 06:33 / max. 10:40 |
| Return flight duration | min. 05:08/ max. 08:15 |
| Distance | 4010 km |
| Flights per week | 57 |
| Departure airport | Airport Boston Logan International Airport, MA (BOS) |
| Arrival airport | Airport Seattle-Tacoma International Airport, WA (SEA) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Boston - New York from $ 173
- Flight Boston - Los Angeles from $ 264
- Flight Boston - San Francisco from $ 290
- Flight Boston - Miami from $ 395
- Flight Boston - Chicago from $ 245
- Flight Boston - Orlando from $ 254
- Flight Boston - Fort Myers from $ 272
- Flight Boston - Washington-DC from $ 117
- Flight Boston - Dallas from $ 287
- Flight Boston - New York from $ 173
Alternative flights to Seattle-Tacoma
- Flight San Francisco - Seattle-Tacoma from $ 191
- Flight New York - Seattle-Tacoma from $ 283
- Flight Los Angeles - Seattle-Tacoma from $ 233
- Flight Anchorage - Seattle-Tacoma from $ 272
- Flight Atlanta - Seattle-Tacoma from $ 303
- Flight Denver - Seattle-Tacoma from $ 214
- Flight Chicago - Seattle-Tacoma from $ 239
- Flight Chicago O'Hare - Seattle-Tacoma from $ 239
- Flight Dallas - Seattle-Tacoma from $ 225
- Flight Washington-DC - Seattle-Tacoma from $ 375
Flight destinations with a similar price
- Flight Seattle-Tacoma - Amsterdam from $ 716
- Flight Seattle-Tacoma - Frankfurt from $ 800
- Flight Seattle-Tacoma - Seoul Incheon from $ 874
- Flight Seattle-Tacoma - Berlin from $ 376
- Flight Seattle-Tacoma - Dusseldorf from $ 693
- Flight Seattle-Tacoma - Munich from $ 800
- Flight Seattle-Tacoma - Nairobi from $ 884
- Flight Seattle-Tacoma - Manila from $ 687
- Flight Seattle-Tacoma - Istanbul from $ 707
Flight destinations with a similar price
- Flight Boston - San Diego from $ 347
- Flight Boston - Phoenix - Sky Harbor from $ 334
- Flight Boston - Charlotte from $ 354
- Flight Boston - Baltimore from $ 330
- Flight Boston - Cancun from $ 323
- Flight Boston - Frankfurt from $ 373
- Flight Boston - Santo Domingo from $ 376
- Flight Boston - St. Thomas from $ 380
- Flight Boston - Toronto from $ 375
- Flight Boston - Sarajevo from $ 389