SEA to BWI from $187 in economy – flightdeals.net

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American Airlines

AAAmerican Airlines

Round Trip•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

Baltimore/Washington International Thurgood Marshall Ai

Baltimore-Washington, United States

$467 USD

-60%$187 USD

Verified about 11 hours ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$522 1$397 2$397 3$437 4$442 5$397 6$482 7$417 8$397 9$417 10$437 11$462 12$432 13$527 14$437 15$432 16$488 17$530 18$589 19$649 20$747 21$702 22$549 23$543 24$437 25$452 26$552 27$552 28$532 29$437 30$442 31$437 1$462 2$542 3$594

Rare Availability

7% of dates checked are available within 10% of the lowest price

Monday, December 21st, 2026

5 round-trip options

Returning

Mon, Dec 28, 2026•7 Day Trip

$932 USD

Returning

Tue, Dec 29, 2026•8 Day Trip

$787 USD

Returning

Thu, Dec 31, 2026•10 Day Trip

$702 USD

Returning

Sun, Jan 3, 2027•13 Day Trip

$913 USD

Returning

Mon, Jan 4, 2027•14 Day Trip

$721 USD