MIA to SEA from $317 in economy – flightdeals.net

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Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

Round Trip•Economy

Miami International Airport

Miami, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$542 USD

-42%$317 USD

Verified 16 days ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$515 1$389 2$389 3$389 4$429 5$449 6$503 7$407 8$389 9$389 10$449 11$602 12$751 13$622 14$482 15$389 16$389 17$407 18$407 19$407 20$473 21$443 22$389 23$371 24$407 25$389 26$522 27$697 28$609 29$554 30$587 31$541 1$444 2$558 3$878

Limited Availability

16% of dates checked are available within 10% of the lowest price

Friday, December 11th, 2026

5 round-trip options

Returning

Wed, Dec 16, 2026•5 Day Trip

$602 USD

Returning

Fri, Dec 18, 2026•7 Day Trip

$926 USD

Returning

Sat, Dec 19, 2026•8 Day Trip

$707 USD

Returning

Tue, Dec 22, 2026•11 Day Trip

$707 USD

Returning

Thu, Dec 24, 2026•13 Day Trip

$624 USD