Cheap Flights from Seattle-Tacoma International Airport to Boston (BOS) Find and Compare the Best Airline Deals | Skyticket

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2025/2
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

-Tacoma－Logan Airport
February Lowest Airfares -----
-Tacoma－Logan Airport
March Lowest Airfares -----

-Tacoma－Logan Airport
April Lowest Airfares -----
-Tacoma－Logan Airport
May Lowest Airfares -----
-Tacoma－Logan Airport
June Lowest Airfares -----

Seattle－Boston
Estimated Flight Time
5 Hours 24 Minutes
Seattle－Boston
Number of Operating Airlines
6

Operating Airlines for -Tacoma－Logan Airport Route
Non-StopAlaska Airlines

Non-StopDelta Air Lines

Non-StopUnited Airlines

Non-StopLCCJet Blue Airways

American Airlines

SUN COUNTRY

Other Destinations from:Seattle

-Tacoma－Washington D.C(Washington Dulles)
USD342〜
-Tacoma－Washington D.C(Ronald Reagan Washington National)
USD1,503〜
-Tacoma－Chicago(O'Hare)
USD210〜
-Tacoma－Chicago(Midway)
USD401〜
-Tacoma－Dallas(/Fort Worth)
USD362〜
-Tacoma－San Diego(SAN)
USD247〜
-Tacoma－Atlanta(Hartsfield-Jackson)
USD799〜
* Fares vary in accordance to seat availability
Other Departures to: Boston

O'Hare Airport－Boston(Logan)
USD186〜
Washington Dulles Airport－Boston(Logan)
USD159〜
Chicago Midway Airport－Boston(Logan)
USD291〜
* Fares vary in accordance to seat availability