
Flights from Seattle to Key West
Cheapest flights from Seattle
These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 24 - Thu, Jan 1
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$745 Roundtrip, found 1 day ago
$745
Roundtrip
found 1 day ago

Wed, Dec 24 - Tue, Dec 30
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$762 Roundtrip, found 1 day ago
$762
Roundtrip
found 1 day ago

Sun, Dec 21 - Thu, Jan 1
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$823 Roundtrip, found 1 day ago
$823
Roundtrip
found 1 day ago

Thu, Dec 25 - Mon, Jan 5
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago

Thu, Dec 25 - Thu, Jan 1
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$834 Roundtrip, found 1 day ago
$834
Roundtrip
found 1 day ago

Sun, Dec 21 - Tue, Dec 30
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$840 Roundtrip, found 1 day ago
$840
Roundtrip
found 1 day ago

Tue, Dec 23 - Thu, Jan 1
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$850 Roundtrip, found 1 day ago
$850
Roundtrip
found 1 day ago

Thu, Dec 25 - Tue, Dec 30
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$851 Roundtrip, found 1 day ago
$851
Roundtrip
found 1 day ago

Mon, Dec 22 - Thu, Jan 1
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$853 Roundtrip, found 1 day ago
$853
Roundtrip
found 1 day ago

Wed, Dec 24 - Sun, Jan 4
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$866 Roundtrip, found 1 day ago
$866
Roundtrip
found 1 day ago

Mon, Dec 22 - Tue, Dec 30
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$870 Roundtrip, found 1 day ago
$870
Roundtrip
found 1 day ago

Wed, Dec 24 - Fri, Jan 2
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$929 Roundtrip, found 1 day ago
$929
Roundtrip
found 1 day ago

Sun, Dec 21 - Sun, Jan 4
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$944 Roundtrip, found 1 day ago
$944
Roundtrip
found 1 day ago

Sat, Dec 20 - Mon, Jan 5
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$947 Roundtrip, found 1 day ago
$947
Roundtrip
found 1 day ago

Thu, Dec 25 - Sun, Jan 4
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$955 Roundtrip, found 1 day ago
$955
Roundtrip
found 1 day ago

Tue, Dec 23 - Sun, Jan 4
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$971 Roundtrip, found 1 day ago
$971
Roundtrip
found 1 day ago

Mon, Dec 22 - Sun, Jan 4
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$974 Roundtrip, found 1 day ago
$974
Roundtrip
found 1 day ago

Tue, Dec 23 - Fri, Jan 2
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$989 Roundtrip, found 1 day ago
$989
Roundtrip
found 1 day ago

Sun, Dec 21 - Fri, Jan 2
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$996 Roundtrip, found 1 day ago
$996
Roundtrip
found 1 day ago

Thu, Dec 25 - Fri, Jan 2
SEA
Seattle - Tacoma Intl.
EYW
Key West Intl.
$1,029 Roundtrip, found 1 day ago
$1,029
Roundtrip
found 1 day ago