Flights to Florida Keys from Seattle - ￥16,740

View ￥16,740 flight on Thu, Sep 4, 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 ￥16,740 for one-way flights and ￥37,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Aug 17 - Tue, Aug 26
SEA
Seattle
MIA
Miami
￥37,000 Roundtrip, found 5 days ago
￥37,000
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 17 from Seattle to Miami, returning Tue, Aug 26, priced at ￥37,000 found 5 days ago
American Airlines
Sun, Aug 24 - Sun, Aug 31
SEA
Seattle
MIA
Miami
￥38,390 Roundtrip, found 6 days ago
￥38,390
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Aug 24 from Seattle to Miami, returning Sun, Aug 31, priced at ￥38,390 found 6 days ago
American Airlines
Thu, Sep 4 - Wed, Sep 10
SEA
Seattle
MIA
Miami
￥38,630 Roundtrip, found 4 days ago
￥38,630
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 4 from Seattle to Miami, returning Wed, Sep 10, priced at ￥38,630 found 4 days ago
Delta
Sun, Aug 17 - Tue, Aug 26
SEA
Seattle
MIA
Miami
￥39,900 Roundtrip, found 5 days ago
￥39,900
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 17 from Seattle to Miami, returning Tue, Aug 26, priced at ￥39,900 found 5 days ago
United
Sun, Aug 24 - Sun, Aug 31
SEA
Seattle
MIA
Miami
￥51,190 Roundtrip, found 6 days ago
￥51,190
Roundtrip
found 6 days ago
Select United flight, departing Sun, Aug 24 from Seattle to Miami, returning Sun, Aug 31, priced at ￥51,190 found 6 days ago
Hawaiian Airlines
Wed, Jul 23 - Mon, Jul 28
SEA
Seattle
MIA
Miami
￥67,910 Roundtrip, found 23 hours ago
￥67,910
Roundtrip
found 23 hours ago
Select Hawaiian Airlines flight, departing Wed, Jul 23 from Seattle to Miami, returning Mon, Jul 28, priced at ￥67,910 found 23 hours ago

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

January is typically the cheapest month to fly

From ￥39,925 - ￥97,705 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.