Find Cheap Flights from Seattle to Key West

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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Book cheap flights from Seattle to Key West

(Round-trip)
Depart: Sat Sep 23 2017 Return: Sat Sep 30 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
1:10a
EYW
3:47p
14h 37m
2 stops
EYW
9:22a
SEA
10:07p
12h 45m
1 stop
Depart: Tue Jun 6 2017 Return: Tue Jun 13 2017 Trip spans 8 days
United
United
SEA
7:19p
EYW
2:18p
18h 59m
2 stops
EYW
5:15a
SEA
8:23p
15h 08m
2 stops
Depart: Thu Aug 17 2017 Return: Wed Aug 23 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
12:55a
EYW
10:18a
9h 23m
1 stop
EYW
6:40a
SEA
5:19p
10h 39m
1 stop
Depart: Wed Jun 14 2017 Return: Fri Jun 23 2017 Trip spans 10 days
Delta
Delta
SEA
4:00a
EYW
12:43p
8h 43m
1 stop
EYW
1:53p
SEA
10:52p
8h 59m
1 stop
Depart: Sat Sep 30 2017 Return: Sat Oct 7 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
1:59p
EYW
4:19a
14h 20m
2 stops
EYW
3:00a
SEA
3:54p
12h 54m
2 stops
Depart: Mon Jul 10 2017 Return: Mon Jul 17 2017 Trip spans 8 days
United
United
SEA
1:32p
EYW
4:48a
15h 16m
2 stops
EYW
3:10p
SEA
2:55p
23h 45m
2 stops
Depart: Thu Sep 28 2017 Return: Sat Oct 7 2017 Trip spans 10 days
American Airlines
American Airlines
SEA
3:00a
EYW
3:47p
12h 47m
2 stops
EYW
3:00a
SEA
3:54p
12h 54m
2 stops
Depart: Tue Jul 11 2017 Return: Tue Jul 18 2017 Trip spans 8 days
United
United
SEA
1:51p
EYW
10:23a
20h 32m
2 stops
EYW
8:18a
SEA
9:14p
12h 56m
2 stops
Depart: Tue Oct 24 2017 Return: Thu Nov 2 2017 Trip spans 10 days
American Airlines
American Airlines
SEA
3:00a
EYW
3:47p
12h 47m
2 stops
EYW
9:22a
SEA
9:27p
12h 05m
2 stops
Depart: Fri Jul 14 2017 Return: Sun Jul 16 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
10:04a
EYW
4:08a
18h 04m
2 stops
EYW
2:42a
SEA
7:38a
28h 56m
2 stops
Depart: Sat Aug 12 2017 Return: Mon Aug 21 2017 Trip spans 10 days
United
United
SEA
6:30p
EYW
8:33a
14h 03m
2 stops
EYW
9:48a
SEA
10:56p
13h 08m
2 stops
Depart: Tue Sep 5 2017 Return: Mon Sep 11 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
1:10a
EYW
3:47p
14h 37m
2 stops
EYW
3:00a
SEA
10:07p
19h 07m
1 stop
Depart: Sat Aug 26 2017 Return: Sun Sep 3 2017 Trip spans 9 days
United
United
SEA
2:20p
EYW
8:25a
18h 05m
2 stops
EYW
11:55a
SEA
12:00a
12h 05m
2 stops
Depart: Mon Jun 26 2017 Return: Fri Jul 7 2017 Trip spans 12 days
Major Airline
Major Airline
SEA
4:10a
EYW
4:33a
24h 23m
2 stops
EYW
12:40a
SEA
12:17p
35h 37m
2 stops
Depart: Tue Jun 27 2017 Return: Wed Jun 28 2017 Trip spans 2 days
United
United
SEA
1:30a
EYW
12:24p
10h 54m
2 stops
EYW
5:15a
SEA
8:23p
15h 08m
2 stops
Depart: Mon Jun 12 2017 Return: Tue Jun 20 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
8:57a
EYW
4:21a
19h 24m
1 stop
EYW
3:00a
SEA
10:52p
19h 52m
1 stop
Depart: Thu Jun 1 2017 Return: Sun Jun 4 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
11:40p
EYW
12:48a
25h 08m
2 stops
EYW
2:42a
SEA
6:07p
15h 25m
2 stops
Depart: Thu Aug 10 2017 Return: Sun Aug 13 2017 Trip spans 4 days
United
United
SEA
1:32p
EYW
3:12a
13h 40m
2 stops
EYW
10:40a
SEA
10:55p
12h 15m
2 stops
Depart: Mon Jul 3 2017 Return: Sun Jul 9 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
4:20a
EYW
3:47p
11h 27m
2 stops
EYW
3:15p
SEA
11:03a
19h 48m
1 stop
Depart: Sat Jun 17 2017 Return: Wed Jun 28 2017 Trip spans 12 days
United
United
SEA
7:34p
EYW
9:33a
13h 59m
2 stops
EYW
5:15a
SEA
8:23p
15h 08m
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.

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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

Seattle
$450
Destination

Key West
$450