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

Departure Date

2025/7
Sun	Mon	Tue	Wed	Thu	Fri	Sat
		1------	2------	3------	4------	5------
6------	7------	8------	9------	10------	11------	12Search
13336	14526	15352	16442	17423	18Search	19Search
20Search	21313	22362	23349	24405	25Search	26Search
27470	28Search	29429	30Search	311,557

Select Return Date　　 Change Departure Date

Return Date

2025/7
Sun	Mon	Tue	Wed	Thu	Fri	Sat
		1------	2------	3------	4------	5------
6------	7------	8------	9------	10------	11------	12------
13------	14------	15------	16------	17------	18------	19------
20------	21------	22------	23------	24------	25------	26------
27------	28------	29------	30------	31------

　　Select Departure Date

Currency:US Dollar Loading Searching Fares Updating Fares

Departure Date

―

Return Date

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

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

-Tacoma－Logan Airport
July Lowest Airfares
USD313

The airfare displayed above is for Delta Air Lines

Set calendar for this month
-Tacoma－Logan Airport
August Lowest Airfares
USD277

The airfare displayed above is for Delta Air Lines

Set calendar for this month

-Tacoma－Logan Airport
September Lowest Airfares
USD226

The airfare displayed above is for Delta Air Lines

Set calendar for this month
-Tacoma－Logan Airport
October Lowest Airfares
USD236

The airfare displayed above is for Delta Air Lines

Set calendar for this month
-Tacoma－Logan Airport
November Lowest Airfares
USD216

The airfare displayed above is for Delta Air Lines

Set calendar for this month

Seattle－Boston
Estimated Flight Time
5 Hours 16 Minutes
Seattle－Boston
Number of Operating Airlines
7

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

LCCSpirit

Other Destinations from:Seattle

-Tacoma－Washington D.C(Baltimore-Washington)
USD202〜
-Tacoma－Washington D.C(Ronald Reagan Washington National)
USD245〜
-Tacoma－Washington D.C(Washington Dulles)
USD271〜
-Tacoma－Chicago(O'Hare)
USD105〜
-Tacoma－Chicago(Midway)
USD158〜
-Tacoma－Dallas(/Fort Worth)
USD118〜
-Tacoma－Dallas(Love Field)
USD277〜
-Tacoma－San Diego(SAN)
USD138〜
-Tacoma－Atlanta(Hartsfield-Jackson)
USD230〜
* Fares vary in accordance to seat availability
Other Departures to: Boston

Dallas/Fort Worth Airport－Boston(Logan)
USD154〜
O'Hare Airport－Boston(Logan)
USD91〜
Washington Dulles Airport－Boston(Logan)
USD191〜
Baltimore-Washington Airport－Boston(Logan)
USD100〜
Dallas Love Field Airport－Boston(Logan)
USD400〜
Ronald Reagan Washington National Airport－Boston(Logan)
USD135〜
Chicago Midway Airport－Boston(Logan)
USD250〜
* Fares vary in accordance to seat availability