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

Monday, November 30th, 2026

5 round-trip options

Returning
Sat, Dec 5, 2026•5 Day Trip
$603 USD
Google Flights
Returning
Sun, Dec 6, 2026•6 Day Trip
$668 USD
Google Flights
Returning
Mon, Dec 7, 2026•7 Day Trip
$623 USD
Google Flights
Returning
Fri, Dec 11, 2026•11 Day Trip
$648 USD
Google Flights
Returning
Sat, Dec 12, 2026•12 Day Trip
$603 USD
Google Flights