Baltimore-Washington (BWI) to Seattle / Tacoma (SEA) flight deal in economy from $187

American AirlinesAAAmerican Airlines
Round Trip•Economy
United StatesBWI

Baltimore/Washington International Thurgood Marshall Ai

Baltimore-Washington, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$456 USD
-59%$187 USD
Verified about 6 hours ago
Rare Availability
8% of dates checked are available within 10% of the lowest price

Wednesday, August 12th, 2026

5 round-trip options

Returning
Wed, Aug 19, 2026•7 Day Trip
$688 USD
Google Flights
Returning
Thu, Aug 20, 2026•8 Day Trip
$683 USD
Google Flights
Returning
Sat, Aug 22, 2026•10 Day Trip
$838 USD
Google Flights
Returning
Tue, Aug 25, 2026•13 Day Trip
$683 USD
Google Flights
Returning
Wed, Aug 26, 2026•14 Day Trip
$683 USD
Google Flights