DFW to SEA from $257 in economy

AAAmerican Airlines

Round Trip•Economy

DFW

Dallas/Fort Worth International Airport

Dallas-Fort Worth, United States

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$440 USD

-42%$257 USD

Verified 7 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$479 1$373 2$363 3$395 4$395 5$392 6$434 7$395 8$363 9$363 10$395 11$395 12$424 13$466 14$427 15$363 16$392 17$395 18$463 19$432 20$434 21$424 22$363 23$407 24$395 25$395 26$500 27$587 28$567 29$474 30$474 31$507 1$450 2$490 3$490

Rare Availability

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

Thursday, December 17th, 2026

6 round-trip options

Returning

Tue, Dec 22, 2026•5 Day Trip

$427 USD

Google Flights

Returning

Thu, Dec 24, 2026•7 Day Trip

$427 USD

Google Flights

Returning

Sat, Dec 26, 2026•9 Day Trip

$474 USD

Google Flights

Returning

Sun, Dec 27, 2026•10 Day Trip

$496 USD

Google Flights

Returning

Tue, Dec 29, 2026•12 Day Trip

$395 USD

Google Flights

Returning

Thu, Dec 31, 2026•14 Day Trip

$427 USD

Google Flights

Dallas-Fort Worth (DFW) to Seattle / Tacoma (SEA) flight deal in economy from $257

Dallas/Fort Worth International Airport

Seattle–Tacoma International Airport

December 2026

Thursday, December 17th, 2026