EYW

$171 Find Cheap Flights from Washington to Key West

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Key West departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flight Deals

Cheap Flights from Washington to Key West

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Key West that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington to Key West

Tue, Jan 13 - Fri, Jan 23
American Airlines Logo
7:46 am - 6:35 pmSEA-EYW
7h 49m1 stop
American Airlines Logo
8:10 am - 5:24 pmEYW-SEA
12h 14m1 stop
$329American Airlines
Find Deal
Sat, Oct 4 - Fri, Oct 10
American Airlines Logo
9:56 pm - 12:05 pmPDX-EYW
11h 09m1 stop
American Airlines Logo
2:32 pm - 9:36 pmEYW-PDX
10h 04m1 stop
$329American Airlines
Find Deal
Sat, Oct 25 - Fri, Oct 31
American Airlines Logo
10:01 pm - 12:10 pmSEA-EYW
11h 09m1 stop
American Airlines Logo
2:14 pm - 10:30 pmEYW-SEA
11h 16m1 stop
$330American Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 21
American Airlines Logo
12:27 am - 1:06 pmSEA-EYW
9h 39m2 stops
American Airlines Logo
3:49 pm - 9:19 pmEYW-SEA
8h 30m1 stop
$334American Airlines
Find Deal
Sat, Feb 21 - Tue, Mar 3
United Airlines Logo
10:26 pm - 12:46 pmSEA-EYW
11h 20m1 stop
United Airlines Logo
4:53 pm - 10:48 pmEYW-SEA
8h 55m1 stop
$409United Airlines
Find Deal
Sat, Feb 21 - Thu, Feb 26
Delta Logo
12:10 pm - 11:03 amSEA-EYW
19h 53m2 stops
Delta Logo
7:00 am - 2:54 pmEYW-SEA
10h 54m1 stop
$452Delta
Find Deal
Sun, Feb 22 - Sat, Feb 28
United Airlines Logo
10:26 pm - 12:46 pmSEA-EYW
11h 20m1 stop
United Airlines Logo
4:53 pm - 9:59 amEYW-SEA
20h 06m2 stops
$472United Airlines
Find Deal
Mon, Feb 23 - Fri, Feb 27
Delta Logo
6:00 am - 7:44 pmSEA-EYW
10h 44m1 stop
Delta Logo
6:00 pm - 2:54 pmEYW-SEA
23h 54m1 stop
$478Delta
Find Deal
Sat, Feb 28 - Sat, Mar 7
United Airlines Logo
8:00 am - 4:08 pmSEA-EYW
29h 08m2 stops
United Airlines Logo
4:05 pm - 10:29 pmEYW-SEA
9h 24m1 stop
$480United Airlines
Find Deal
Sat, Sep 27 - Wed, Oct 1
Delta Logo
5:30 pm - 10:55 amGEG-EYW
14h 25m2 stops
Delta Logo
7:00 am - 11:22 amEYW-GEG
7h 22m1 stop
$509Delta
Find Deal

Everything you should know

Cheapest round-trip
$329
Overall average: $483
American Airlines
Tue 1/13Fri 1/23
SEA - EYW • 1 stop
Cheapest one-way
$171
Multiple Airlines
Sun 9/21
SEA - EYW • 2 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Key West!
Useful Info

Good to know

Low seasonAugust
Cheapest flight$171
Best time to beat the crowds with an average 6% drop in price.
Most popular time to fly with an average 6% increase in price.
Flight from Seattle to Key West

FAQs for booking flights from Washington to Key West

  • How does KAYAK find such low prices on flights from Washington to Key West?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Key West.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Key West?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Key West?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Key West?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Little Torch Key

Everything you need to know for your flight to Key West

Information on the airport you'll fly into in Key West

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