Cheap flights from Seattle to Miami Beach

View AU$181 flight on Wed, 20 Aug. 2025Opens in a new window

Popular airlines from Seattle to Miami Beach

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seattle (SEA) to Miami Beach (MIA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 20 Aug. - Wed, 27 Aug.
SEA
Seattle
FLL
Fort Lauderdale
AU$301 Return, found 6 days ago
AU$301
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 20 Aug. from Seattle to Fort Lauderdale, returning Wed, 27 Aug., priced at AU$301 found 6 days ago
Delta
Wed, 20 Aug. - Wed, 27 Aug.
SEA
Seattle
FLL
Fort Lauderdale
AU$301 Return, found 6 days ago
AU$301
Return
found 6 days ago
Select Delta flight, departing Wed, 20 Aug. from Seattle to Fort Lauderdale, returning Wed, 27 Aug., priced at AU$301 found 6 days ago
Delta
Mon, 18 Aug. - Wed, 27 Aug.
SEA
Seattle
MIA
Miami
AU$302 Return, found 2 days ago
AU$302
Return
found 2 days ago
Select Delta flight, departing Mon, 18 Aug. from Seattle to Miami, returning Wed, 27 Aug., priced at AU$302 found 2 days ago
Delta
Wed, 20 Aug. - Wed, 27 Aug.
SEA
Seattle
MIA
Miami
AU$303 Return, found 1 day ago
AU$303
Return
found 1 day ago
Select Delta flight, departing Wed, 20 Aug. from Seattle to Miami, returning Wed, 27 Aug., priced at AU$303 found 1 day ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
SEA
Seattle
MIA
Miami
AU$305 Return, found 20 hours ago
AU$305
Return
found 20 hours ago
Select American Airlines flight, departing Tue, 2 Sep. from Seattle to Miami, returning Tue, 9 Sep., priced at AU$305 found 20 hours ago
United
Mon, 18 Aug. - Wed, 27 Aug.
SEA
Seattle
FLL
Fort Lauderdale
AU$532 Return, found 2 days ago
AU$532
Return
found 2 days ago
Select United flight, departing Mon, 18 Aug. from Seattle to Fort Lauderdale, returning Wed, 27 Aug., priced at AU$532 found 2 days ago

Find the cheapest month to fly from Seattle (SEA) to Miami (MIA)

September is typically the cheapest month to fly

From AU$222 - AU$363 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.