Flights to Florida Keys from Seattle - ￥17,290

View ￥17,290 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Seattle to Florida Keys

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Cheap Flights from Seattle to Florida Keys (SEA-MIA)

Prices were available within the past 7 days and start at ￥17,290 for one-way flights and ￥28,910 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Sep 21 - Tue, Sep 30
SEA
Seattle
MIA
Miami
￥28,910 Roundtrip, found 22 hours ago
￥28,910
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sun, Sep 21 from Seattle to Miami, returning Tue, Sep 30, priced at ￥28,910 found 22 hours ago
Delta
Sun, Sep 21 - Tue, Sep 30
SEA
Seattle
MIA
Miami
￥28,910 Roundtrip, found 22 hours ago
￥28,910
Roundtrip
found 22 hours ago
Select Delta flight, departing Sun, Sep 21 from Seattle to Miami, returning Tue, Sep 30, priced at ￥28,910 found 22 hours ago
American Airlines
Wed, Oct 22 - Fri, Oct 31
SEA
Seattle
MIA
Miami
￥30,340 Roundtrip, found 5 days ago
￥30,340
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 22 from Seattle to Miami, returning Fri, Oct 31, priced at ￥30,340 found 5 days ago
American Airlines
Wed, Oct 22 - Fri, Oct 31
SEA
Seattle
MIA
Miami
￥30,550 Roundtrip, found 5 days ago
￥30,550
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 22 from Seattle to Miami, returning Fri, Oct 31, priced at ￥30,550 found 5 days ago
United
Sun, Sep 21 - Tue, Sep 30
SEA
Seattle
MIA
Miami
￥52,190 Roundtrip, found 22 hours ago
￥52,190
Roundtrip
found 22 hours ago
Select United flight, departing Sun, Sep 21 from Seattle to Miami, returning Tue, Sep 30, priced at ￥52,190 found 22 hours ago
Hawaiian Airlines
Wed, Jul 23 - Mon, Jul 28
SEA
Seattle
MIA
Miami
￥67,910 Roundtrip, found 6 days ago
￥67,910
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Jul 23 from Seattle to Miami, returning Mon, Jul 28, priced at ￥67,910 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to Key West (EYW)

January is typically the cheapest month to fly

From ￥40,805 - ￥100,939 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.