Baltimore-Washington (BWI) to Seattle / Tacoma (SEA) flight deal in economy from $59

Southwest AirlinesWNSouthwest Airlines
One Way•Economy
United StatesBWI

Baltimore/Washington International Thurgood Marshall Ai

Baltimore-Washington, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$199 USD
-70%$59 USD
Verified about 7 hours ago
Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price

Thursday, August 27th, 2026

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