| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Boston Seattle-Tacoma | Outbound 10/18/25 direct B60397 06h 19min | Return 10/24/25 direct B60398 05h 27min |  JetBlue Airways |  | ? | $229 | |
| Boston Seattle-Tacoma | Outbound 08/19/25 2 Stopovers (DTW, LAS) NK2328, NK1726, NK0781 28h 58min | Return 09/02/25 2 Stopovers (LAS, ATL) NK0782, NK0331, NK1180 26h 14min |  Spirit Airlines |  | $323 | ||
| Boston Seattle-Tacoma | Outbound 10/18/25 direct DL0384 06h 40min | Return 10/24/25 direct DL0473 05h 34min |  Delta Air Lines |  | ? | $253 | |
| Boston Seattle-Tacoma | Outbound 06/07/25 direct B60397 06h 18min | Return 06/23/25 direct B60198 05h 22min | JetBlue Airways |  | ? | $254 | |
| Boston Seattle-Tacoma | Outbound 06/07/25 direct B60397 06h 18min | Return 06/23/25 direct B60198 05h 22min | JetBlue Airways | | ? | $256 | |
| Boston Seattle-Tacoma | Outbound 09/19/25 direct AS0819 06h 13min | Return 09/29/25 direct AS0536 05h 26min |  Alaska Airlines |  | ? | $279 | |
| Boston Seattle-Tacoma | Outbound 09/19/25 direct AS0819 06h 13min | Return 09/29/25 direct AS0536 05h 26min | Alaska Airlines | | ? | $289 | |
| Boston Seattle-Tacoma | Outbound 09/19/25 direct AS0819 06h 13min | Return 09/29/25 direct AS0536 05h 26min | Alaska Airlines |  | $293 | ||
| Boston Seattle-Tacoma | Outbound 09/19/25 direct AS0393 06h 18min | Return 09/29/25 direct AS0536 05h 26min | Alaska Airlines |  | ? | $294 | |
| Boston Seattle-Tacoma | Outbound 10/18/25 1 Stopover (ORD) AA2700, AA3221 10h 59min | Return 10/24/25 1 Stopover (ORD) AA2548, AA4537 07h 57min |  American Airlines | | ? | $294 |
Stops
- Direct flight
Airline
- Alaska Airlines
- JetBlue Airways
- American Airlines
- Hawaiian Airlines
- United Airlines
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 | $228.15 |
|---|---|
| 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 $113
- Flight Boston - Los Angeles from $181
- Flight Boston - San Francisco from $226
- Flight Boston - Miami from $133
- Flight Boston - Chicago from $111
- Flight Boston - Orlando from $135
- Flight Boston - Fort Myers from $182
- Flight Boston - Washington-DC from $116
- Flight Boston - Dallas from $158
- Flight Boston - New York from $136
Alternative flights to Seattle-Tacoma
- Flight San Francisco - Seattle-Tacoma from $150
- Flight New York - Seattle-Tacoma from $262
- Flight Los Angeles - Seattle-Tacoma from $156
- Flight Anchorage - Seattle-Tacoma from $323
- Flight Honolulu - Seattle-Tacoma from $403
- Flight Atlanta - Seattle-Tacoma from $216
- Flight Las Vegas - Seattle-Tacoma from $98
- Flight Denver - Seattle-Tacoma from $154
- Flight Miami - Seattle-Tacoma from $261
- Flight San Diego - Seattle-Tacoma from $224
Flight destinations with a similar price
- Flight Seattle-Tacoma - Frankfurt from $566
- Flight Seattle-Tacoma - Seoul Incheon from $812
- Flight Seattle-Tacoma - London Heathrow from $502
- Flight Seattle-Tacoma - Vancouver from $130
- Flight Seattle-Tacoma - Amsterdam from $731
- Flight Seattle-Tacoma - Toronto from $263
- Flight Seattle-Tacoma - Dusseldorf from $683
- Flight Seattle-Tacoma - Stuttgart from $678
- Flight Seattle-Tacoma - Hamburg from $568
- Flight Seattle-Tacoma - Bangkok from $701
Flight destinations with a similar price
- Flight Boston - San Francisco from $226
- Flight Boston - Phoenix - Sky Harbor from $211
- Flight Boston - Portland-Oregon from $230
- Flight Boston - San Jose from $241
- Flight Boston - Toronto from $241
- Flight Boston - Toronto from $225
- Flight Boston - Toronto - City Centre from $225