Find Cheap Flights from Key West to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Key West to Seattle

(Round-trip)
Depart: Wed Aug 2 2017 Return: Mon Aug 7 2017 Trip spans 6 days
American Airlines
American Airlines
EYW
3:15p
SEA
8:39a
17h 24m
2 stops
SEA
8:15p
EYW
6:56a
10h 41m
1 stop
Depart: Tue Aug 1 2017 Return: Mon Aug 7 2017 Trip spans 7 days
United
United
EYW
11:55a
SEA
10:52p
10h 57m
2 stops
SEA
8:50p
EYW
8:33a
11h 43m
2 stops
Depart: Thu Aug 3 2017 Return: Mon Aug 7 2017 Trip spans 5 days
American Airlines
American Airlines
EYW
10:30a
SEA
9:01a
22h 31m
1 stop
SEA
8:15p
EYW
6:56a
10h 41m
1 stop
Depart: Fri Aug 4 2017 Return: Mon Aug 7 2017 Trip spans 4 days
American Airlines
American Airlines
EYW
3:00a
SEA
9:42p
18h 42m
2 stops
SEA
8:15p
EYW
6:56a
10h 41m
1 stop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
United
United
EYW
9:32a
SEA
9:15p
11h 43m
1 stop
SEA
3:10p
EYW
2:18p
23h 08m
2 stops
Depart: Mon Jul 31 2017 Return: Thu Aug 10 2017 Trip spans 11 days
American Airlines
American Airlines
EYW
3:15p
SEA
8:39a
17h 24m
2 stops
SEA
2:05a
EYW
3:47p
13h 42m
2 stops
Depart: Mon Jun 12 2017 Return: Fri Jun 16 2017 Trip spans 5 days
United
United
EYW
5:15a
SEA
11:13p
17h 58m
2 stops
SEA
1:12p
EYW
4:48a
15h 36m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Key West
$489
Destination

Seattle
$489