SEA to MIA from $317 in economy

ASAlaska Airlines, Inc.

Round Trip•Economy

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

MIA

Miami International Airport

Miami, United States

$545 USD

-42%$317 USD

Verified 14 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$317 1$317 2$317 3$379 4$317 5$332 6$332 7$317 8$317 9$332 10$332 11$362 12$458 13$332 14$317 15$317 16$339 17$370 18$384 19$332 20$317 21$317 22$362 23$317 24$332 25$332 26$332 27$332 28$332 29$332 30$332 1$347 2$473 3$347 4$347

Limited Availability

13% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

6 round-trip options

Returning

Fri, Sep 25, 2026•5 Day Trip

$377 USD

Google Flights

Returning

Sun, Sep 27, 2026•7 Day Trip

$317 USD

Google Flights

Returning

Mon, Sep 28, 2026•8 Day Trip

$317 USD

Google Flights

Returning

Wed, Sep 30, 2026•10 Day Trip

$317 USD

Google Flights

Returning

Thu, Oct 1, 2026•11 Day Trip

$317 USD

Google Flights

Returning

Sat, Oct 3, 2026•13 Day Trip

$332 USD

Google Flights

Seattle / Tacoma (SEA) to Miami (MIA) flight deal in economy from $317

Seattle–Tacoma International Airport

Miami International Airport

September 2026

Sunday, September 20th, 2026