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 5 hours ago
Rare Availability
8% of dates checked are available within 10% of the lowest price

Saturday, August 15th, 2026

5 round-trip options

Returning
Sat, Aug 22, 2026•7 Day Trip
$728 USD
Google Flights
Returning
Sun, Aug 23, 2026•8 Day Trip
$607 USD
Google Flights
Returning
Tue, Aug 25, 2026•10 Day Trip
$537 USD
Google Flights
Returning
Fri, Aug 28, 2026•13 Day Trip
$422 USD
Google Flights
Returning
Sat, Aug 29, 2026•14 Day Trip
$482 USD
Google Flights