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Find cheap flights from Missouri to Florida Keys from $75

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Missouri to Florida Keys departing on 6/6. 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
0 bags
sáb. 6/15
sáb. 6/22

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In the last 7 days travelers have searched 42,211,976 times on KAYAK, and here is why:

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Good to know

Low season

September

High season

March

Cheapest flight

$75
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from St. Louis to Miami

FAQs for booking flights from Missouri to Florida Keys

  • How does KAYAK find such low prices on flights from Missouri to Florida Keys?

    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 Florida Keys.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Florida Keys 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 Florida Keys?

    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 Florida Keys 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 Florida Keys?

    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 Florida Keys from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Missouri to Florida Keys

Recent round-trip flight deals

6/15sáb.
1 stopFrontier
27h 58mSTL-MIA
6/22sáb.
1 stopFrontier
10h 03mMIA-STL
$145
5/28mar.
1 stopFrontier
30h 06mSTL-MIA
5/30jue.
1 stopFrontier
20h 56mMIA-STL
$153
8/21mié.
1 stopSpirit Airlines
24h 10mMCI-MIA
8/24sáb.
1 stopSpirit Airlines
14h 00mMIA-MCI
$174
9/28sáb.
1 stopSpirit Airlines
24h 10mMCI-MIA
10/1mar.
1 stopSpirit Airlines
27h 29mMIA-MCI
$200
9/7sáb.
1 stopDelta
6h 00mSTL-MIA
9/14sáb.
1 stopDelta
4h 50mMIA-STL
$208
6/12mié.
nonstopAmerican Airlines
2h 50mSTL-MIA
6/19mié.
nonstopAmerican Airlines
3h 04mMIA-STL
$209
6/7vie.
2 stops
25h 10mSTL-MIA
6/10lun.
2 stops
22h 08mMIA-STL
$211
9/6vie.
nonstopAmerican Airlines
2h 49mSTL-MIA
9/9lun.
nonstopAmerican Airlines
3h 00mMIA-STL
$214
6/4mar.
2 stops
17h 58mMCI-MIA
6/7vie.
2 stops
23h 14mMIA-MCI
$234
6/1sáb.
1 stopDelta
6h 42mMCI-MIA
6/8sáb.
1 stopDelta
5h 57mMIA-MCI
$383

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Recent one-way flight deals

6/6jue.
1 stopFrontier
8h 28mSTL-MIA
$75
5/31vie.
1 stopFrontier
8h 15mSTL-MIA
$79
7/22lun.
1 stopSpirit Airlines
19h 31mMCI-MIA
$93
7/2mar.
nonstopAmerican Airlines
2h 50mSTL-MIA
$95
6/7vie.
2 stops
25h 10mSTL-MIA
$103
5/30jue.
1 stopDelta
5h 46mSTL-MIA
$104
6/12mié.
nonstopAmerican Airlines
2h 50mSTL-MIA
$105
6/2dom.
2 stopsSpirit Airlines
22h 42mSTL-MIA
$114
7/4jue.
2 stops
14h 04mSTL-MIA
$122
10/27dom.
1 stopDelta
4h 24mSTL-MIA
$189

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Search by price

Last minute flights from Missouri to Florida Keys

Last minute flight, train and bus deals

5/18sáb.
multi-stopFrontier
8h 56mSTL-MIA
5/21mar.
multi-stopFrontier
26h 56mMIA-STL
$217
5/18sáb.
multi-stopFrontier
8h 56mSTL-MIA
5/24vie.
multi-stopFrontier
7h 50mMIA-STL
$219
5/21mar.
multi-stop
31h 47mSTL-MIA
6/5mié.
multi-stop
36h 33mMIA-STL
$220
5/21mar.
multi-stop
31h 47mSTL-MIA
6/5mié.
multi-stop
24h 50mMIA-STL
$222
5/21mar.
multi-stopSpirit Airlines
13h 30mMCI-MIA
5/28mar.
multi-stopSpirit Airlines
18h 11mMIA-MCI
$288
5/20lun.
multi-stopSpirit Airlines
23h 13mSTL-MIA
6/5mié.
multi-stopSpirit Airlines
24h 50mMIA-STL
$355
5/21mar.
nonstopAmerican Airlines
2h 46mSTL-MIA
6/3lun.
nonstopAmerican Airlines
3h 03mMIA-STL
$471
5/20lun.
nonstopAmerican Airlines
2h 46mSTL-MIA
5/29mié.
multi-stopAmerican Airlines
7h 22mMIA-STL
$472
5/19dom.
multi-stopDelta
4h 39mSTL-MIA
6/5mié.
multi-stopDelta
4h 05mMIA-STL
$503
5/21mar.
multi-stopDelta
15h 42mSGF-MIA
5/30jue.
multi-stopDelta
15h 42mMIA-SGF
$504

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Flights to Florida Keys

Cabin classes:

$445
$231
$286
$42

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