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

Saturday, August 29th, 2026

5 round-trip options

Returning
Sat, Sep 5, 2026•7 Day Trip
$257 USD
Google Flights
Returning
Sun, Sep 6, 2026•8 Day Trip
$337 USD
Google Flights
Returning
Tue, Sep 8, 2026•10 Day Trip
$327 USD
Google Flights
Returning
Fri, Sep 11, 2026•13 Day Trip
$267 USD
Google Flights
Returning
Sat, Sep 12, 2026•14 Day Trip
$257 USD
Google Flights