Boston (BOS) to Seattle / Tacoma (SEA) flight deal in economy from $164

United AirlinesUAUnited Airlines
One Way•Economy
United StatesBOS

Logan International Airport

Boston, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$191 USD
-14%$164 USD
Verified about 17 hours ago
Great Availability
70% of dates checked are available within 10% of the lowest price

Tuesday, January 19th, 2027

No flight details available for this date.