| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Seattle-Tacoma Boston | Outbound 10/18/25 direct B60398 05h 27min | Return 11/17/25 direct AS0215 06h 23min |  JetBlue Airways |  | ? | $211 | |
| Seattle-Tacoma Boston | Outbound 09/19/25 3 Stopovers (MSP, DTW, FLL) SY0286, NK2383, NK3721, NK0616 27h 14min | Return 09/29/25 2 Stopovers (BNA, LAS) NK3921, NK2333, NK0781 31h 19min |   Sun Country Airlines, Spirit Airlines |  | $348 | ||
| Seattle-Tacoma Boston | Outbound 10/18/25 direct B60398 05h 27min | Return 11/17/25 direct B60497 06h 30min | JetBlue Airways |  | ? | $219 | |
| Seattle-Tacoma Boston | Outbound 09/04/25 direct B60398 05h 27min | Return 09/28/25 direct B60397 06h 19min | JetBlue Airways | | ? | $230 | |
| Seattle-Tacoma Boston | Outbound 09/04/25 1 Stopover (SAN) HA6882, HA4849 09h 40min | Return 09/28/25 direct HA4823 06h 13min |  Hawaiian Airlines |  | ? | $246 | |
| Seattle-Tacoma Boston | Outbound 10/18/25 direct AS0536 05h 25min | Return 11/17/25 direct AS0215 06h 23min |  Alaska Airlines |  | $252 | ||
| Seattle-Tacoma Boston | Outbound 10/18/25 direct AS0460 05h 24min | Return 11/17/25 direct HA4830 06h 23min | Alaska Airlines |  | $256 | ||
| Seattle-Tacoma Boston | Outbound 09/04/25 1 Stopover (SAN) AS1098, AS0259 09h 40min | Return 09/28/25 direct AS0459 06h 13min | Alaska Airlines |  | ? | $261 | |
| Seattle-Tacoma Boston | Outbound 09/04/25 1 Stopover (SAN) AS1098, AS0259 09h 40min | Return 09/28/25 direct AS0459 06h 13min | Alaska Airlines | | $263 | ||
| Seattle-Tacoma Boston | Outbound 09/04/25 direct HA6627 05h 24min | Return 09/28/25 direct HA4823 06h 13min | Hawaiian Airlines | | $288 |
Stops
- Direct flight
Airline
- Alaska Airlines
- American Airlines
- Hawaiian Airlines
- United Airlines
- JetBlue Airways
Tips and tricks to help you find cheap flights from Seattle Tacoma to Boston
Favorite airline: e.g. Spirit Airlines, Sun Country Airlines
75 % of flights booked on the route from Seattle-Tacoma to Boston are booked with Spirit Airlines, Sun Country Airlines and Delta.
Spirit Airlines
28 %
Sun Country Airlines
28 %
Delta
19 %
Stopover flights are the cheapest connection
Direct flights on this route are $25.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
05h 20min
08h 11min
21h 34min
US$266
US$331
US$241
Favourite connection: via Minneapolis
On this route, flights with a stopover in Minneapolis are the most popular.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
13h 48min, from US$335
41 %
1 stopover Las Vegas - McCarran International Airport, NV
11h 28min, from US$364
26 %
Direct flights
05h 20min, from US$266
22 %
Important flight information
Flight information: Seattle-Tacoma - Boston
| Roundtrip from | US$210.71 |
|---|---|
| Flight duration | min. 05:08 / max. 08:15 |
| Return flight duration | min. 06:33/ max. 10:40 |
| Distance | 4010 km |
| Flights per week | 47 |
| Departure airport | Airport Seattle-Tacoma International Airport, WA (SEA) |
| Arrival airport | Airport Boston Logan International Airport, MA (BOS) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Seattle-Tacoma - San Francisco from US$116
- Flight Seattle-Tacoma - Honolulu from US$363
- Flight Seattle-Tacoma - Las Vegas from US$127
- Flight Seattle-Tacoma - Los Angeles from US$124
- Flight Seattle-Tacoma - New York from US$229
- Flight Seattle-Tacoma - Anchorage from US$294
- Flight Seattle-Tacoma - Kahului from US$363
- Flight Seattle-Tacoma - Kona from US$360
- Flight Seattle-Tacoma - Orlando from US$276
- Flight Seattle-Tacoma - Miami from US$262
Alternative flights to Boston
- Flight New York - Boston from US$95
- Flight Miami - Boston from US$140
- Flight New York - Boston from US$164
- Flight Chicago - Boston from US$93
- Flight Tampa - Boston from US$146
- Flight Washington-DC - Boston from US$116
- Flight Orlando - Boston from US$136
- Flight Los Angeles - Boston from US$172
- Flight Buffalo - Boston from US$140
- Flight San Francisco - Boston from US$213
Flight destinations with a similar price
- Flight Boston - Amsterdam from US$320
- Flight Boston - Aruba from US$353
- Flight Boston - Bermuda from US$287
- Flight Boston - Paris - Charles de Gaulle from US$340
- Flight Boston - Cancun from US$273
- Flight Boston - Dublin from US$300
- Flight Boston - Rome-Fiumicino from US$400
- Flight Boston - Frankfurt from US$445
- Flight Boston - London Heathrow from US$437
- Flight Boston - Mexico City from US$368
Flight destinations with a similar price
- Flight Seattle-Tacoma - New York from US$229
- Flight Seattle-Tacoma - New York from US$229
- Flight Seattle-Tacoma - Dallas from US$190