EYW

$105 Find Cheap Flights from Missouri 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 4/8. 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, 0 bags

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Everything you should know

Cheapest round-trip
$181
Overall average: $389
Multiple Airlines
Sun 2/1Thu 2/5
STL - EYW • 1 stop
Cheapest one-way
$105
Typical prices: $269-$369
Multiple Airlines
Wed 4/8
STL - EYW • 1 stop
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We hope you love your trip to Key West!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Missouri to Key West

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri 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 Missouri to Key West

Sun, Feb 1 - Thu, Feb 5
Multiple Airlines Logo
5:42 pm - 12:26 pm
STL
-
EYW
17h 44m
1 stop
Multiple Airlines Logo
3:46 pm - 10:23 am
EYW
-
STL
19h 37m
1 stop
$181Multiple Airlines
Mon, Feb 2 - Thu, Feb 5
Multiple Airlines Logo
8:22 pm - 10:09 am
STL
-
EYW
36h 47m
2 stops
Multiple Airlines Logo
3:46 pm - 11:33 pm
EYW
-
STL
8h 47m
1 stop
$211Multiple Airlines
Sun, Feb 22 - Thu, Feb 26
Multiple Airlines Logo
3:49 pm - 12:26 pm
STL
-
EYW
19h 37m
1 stop
Multiple Airlines Logo
9:46 am - 11:59 pm
EYW
-
STL
15h 13m
1 stop
$219Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
2:06 pm - 10:22 pm
STL
-
EYW
7h 16m
1 stop
American Airlines Logo
2:26 pm - 8:16 pm
EYW
-
STL
6h 50m
1 stop
$223American Airlines
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
7:05 am - 4:49 pm
STL
-
EYW
8h 44m
2 stops
American Airlines Logo
6:53 pm - 11:48 pm
EYW
-
STL
5h 55m
1 stop
$228American Airlines
Sun, Feb 22 - Thu, Feb 26
Spirit Airlines Logo
11:26 am - 1:30 pm
MCI
-
EYW
25h 04m
1 stop
Spirit Airlines Logo
2:25 pm - 10:30 am
EYW
-
MCI
21h 05m
1 stop
$237Spirit Airlines
Sat, Apr 11 - Wed, Apr 15
United Airlines Logo
7:45 am - 2:51 pm
STL
-
EYW
6h 06m
1 stop
United Airlines Logo
3:47 pm - 9:08 pm
EYW
-
STL
6h 21m
1 stop
$259United Airlines
Sun, Feb 22 - Thu, Feb 26
Allegiant Air Logo
7:56 pm - 2:47 pm
SGF
-
EYW
17h 51m
1 stop
Allegiant Air Logo
3:06 pm - 6:58 pm
EYW
-
SGF
4h 52m
1 stop
$337Allegiant Air
Tue, Feb 10 - Sat, Feb 14
United Airlines Logo
7:45 am - 3:17 pm
SGF
-
EYW
6h 32m
1 stop
United Airlines Logo
4:34 pm - 10:05 pm
EYW
-
SGF
6h 31m
1 stop
$415United Airlines
Mon, May 25 - Mon, Jun 1
Allegiant Air Logo
8:59 am - 3:46 pm
SGF
-
EYW
5h 47m
1 stop
Allegiant Air Logo
4:36 pm - 10:02 am
EYW
-
SGF
18h 26m
1 stop
$444Allegiant Air
Useful Info

Good to know

Low seasonSeptember
Cheapest flight$105
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from St. Louis to Key West

FAQs for booking flights from Missouri to Key West

  • How does KAYAK find such low prices on flights from Missouri 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 Missouri to Key West.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from Missouri 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 Missouri 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 Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri 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 Missouri 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

Key West (EYW)