What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from Missouri according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Missouri to Florida Keys?

Frontier, Southwest, and Delta are the most popular carriers operating from Missouri to Florida Keys

How long is the flight from Missouri to Florida Keys?

On average, it takes 13h 35m to fly from Missouri to Florida Keys if you fly out of St. Louis (the most popular airport in Missouri) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Kansas City and into Copenhagen, then the flight time is around 15h 10m.

How many flights depart from Missouri to Florida Keys on average per week?

The number of flights available between Missouri and Florida Keys is 55 per week as of May 2026. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.

When did momondo last update prices for flights from Missouri to Florida Keys?

Prices for flights from Missouri to Florida Keys refresh daily.

How many operators does momondo search for flights from Missouri to Florida Keys?

The number of operators available for flights from Missouri to Florida Keys is 7 as of May 2026.

How old do you have to be to fly from Missouri to Florida Keys?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$60 Cheap Flights from Missouri to Florida Keys in 2026

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Find the cheapest flights from Missouri to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:52 pm - 12:43 am

SGF

MIA

4h 51m

1 stop

5:51 pm - 10:19 pm

MIA

SGF

5h 28m

1 stop

$241Delta

Tue, May 19 - Tue, May 26

4:19 pm - 1:16 pm

STL

EYW

19h 57m

1 stop

11:46 am - 5:30 pm

EYW

STL

30h 44m

2 stops

$242Multiple Airlines

Wed, Jun 3 - Wed, Jun 10

2:34 pm - 5:33 am

MCI

MIA

13h 59m

1 stop

8:30 am - 5:21 pm

MIA

MCI

9h 51m

1 stop

$250Frontier

Sat, Jun 6 - Fri, Jun 12

1:50 pm - 7:26 am

MCI

MIA

16h 36m

1 stop

8:30 am - 5:21 pm

MIA

MCI

9h 51m

1 stop

$254Frontier

Mon, Aug 3 - Sat, Aug 8

6:55 am - 4:11 pm

STL

EYW

8h 16m

2 stops

5:34 pm - 11:32 pm

EYW

STL

6h 58m

1 stop

$298American Airlines

Tue, Jul 7 - Wed, Jul 15

7:35 am - 6:45 pm

MCI

EYW

10h 10m

2 stops

2:25 pm - 11:25 pm

EYW

MCI

10h 00m

1 stop

$302American Airlines

Sat, Aug 22 - Tue, Sep 1

8:51 am - 1:54 pm

SGF

EYW

28h 03m

1 stop

4:17 pm - 8:01 am

EYW

SGF

16h 44m

1 stop

$304Allegiant Air

Fri, Jul 10 - Thu, Jul 16

1:18 pm - 10:11 pm

STL

EYW

7h 53m

1 stop

4:05 pm - 9:22 pm

EYW

STL

6h 17m

1 stop

$310United Airlines

Sat, Sep 5 - Sat, Sep 12

8:51 am - 3:51 pm

SGF

EYW

6h 00m

1 stop

4:32 pm - 10:02 am

EYW

SGF

18h 30m

1 stop

$311Allegiant Air

Mon, Aug 3 - Mon, Aug 10

8:00 am - 3:00 pm

COU

MIA

6h 00m

1 stop

5:40 pm - 11:33 pm

MIA

COU

6h 53m

1 stop

$486United Airlines

Mon, Aug 3 - Sun, Aug 9

Delta flights from Missouri to Florida Keys

Our best Delta deals on Missouri to Florida Keys flight tickets

Delta

May 19

SGF6:52 pmSpringfield-Branson

4h 51m

1 stop

MIA12:43 amMiami

May 26

MIA5:51 pmMiami

5h 28m

1 stop

SGF10:19 pmSpringfield-Branson

$241

Delta

Jul 20

SGF11:32 amSpringfield-Branson

6h 53m

1 stop

MIA7:25 pmMiami

Jul 28

MIA6:00 amMiami

5h 52m

1 stop

SGF10:52 amSpringfield-Branson

$254

Delta

Jul 1

SGF11:38 amSpringfield-Branson

5h 31m

1 stop

MIA6:09 pmMiami

Aug 12

MIA7:00 amMiami

4h 56m

1 stop

SGF10:56 amSpringfield-Branson

$280

American Airlines flights from Missouri to Florida Keys

Our best American Airlines deals on Missouri to Florida Keys flight tickets

American Airlines

Jun 2

STL5:15 amLambert-St Louis

2h 54m

MIA9:09 amMiami

Jun 9

MIA8:33 amMiami

3h 02m

STL10:35 amLambert-St Louis

$288

American Airlines

May 28

STL5:15 amLambert-St Louis

2h 54m

MIA9:09 amMiami

Jun 2

MIA8:53 pmMiami

3h 05m

STL10:58 pmLambert-St Louis

$292

American Airlines

Sep 16

MCI5:11 amKansas City

3h 09m

MIA9:20 amMiami

Sep 23

MIA9:20 pmMiami

3h 18m

MCI11:38 pmKansas City

$295

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SpringfieldMiami

SGF - MIA

SGFMIA

Springfield-Branson

Tue 5/19

6:52 pm-12:43 am

1 stop4h 51m

Miami

Tue 5/26

5:51 pm-10:19 pm

1 stop5h 28m

$241

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Wed 6/3

4:19 pm-1:16 pm

1 stop19h 57m

Key West

Wed 6/10

11:46 am-5:30 pm

2 stops30h 44m

$242

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 6/6

2:34 pm-5:33 am

1 stop13h 59m

Miami

Fri 6/12

8:30 am-5:21 pm

1 stop9h 51m

$250

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Mon 8/3

1:50 pm-7:26 am

1 stop16h 36m

Miami

Sat 8/8

8:30 am-5:21 pm

1 stop9h 51m

$254

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Tue 7/7

6:55 am-4:11 pm

2 stops8h 16m

Key West

Wed 7/15

5:34 pm-11:32 pm

1 stop6h 58m

$298

Kansas CityKey West

MCI - EYW

MCIEYW

Kansas City

Sat 8/22

7:35 am-6:45 pm

2 stops10h 10m

Key West

Tue 9/1

2:25 pm-11:25 pm

1 stop10h 00m

$302

SpringfieldKey West

SGF - EYW

SGFEYW

Springfield-Branson

Fri 7/10

8:51 am-1:54 pm

1 stop28h 03m

Key West

Thu 7/16

4:17 pm-8:01 am

1 stop16h 44m

$304

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Sat 9/5

1:18 pm-10:11 pm

1 stop7h 53m

Key West

Sat 9/12

4:05 pm-9:22 pm

1 stop6h 17m

$310

SpringfieldKey West

SGF - EYW

SGFEYW

Springfield-Branson

Mon 8/3

8:51 am-3:51 pm

1 stop6h 00m

Key West

Mon 8/10

4:32 pm-10:02 am

1 stop18h 30m

$311

ColumbiaMiami

COU - MIA

COUMIA

Columbia Regional

Mon 8/3

8:00 am-3:00 pm

1 stop6h 00m

Miami

Sun 8/9

5:40 pm-11:33 pm

1 stop6h 53m

$486

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from Missouri averaging around $98.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Missouri to Florida Keys is on a Sunday when prices can be found for as low as $506. The most expensive day to fly to Florida Keys is Tuesday, with ticket prices averaging around $599.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Missouri to Florida Keys in the evening for as low as $408. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $547.

How far in advance should I book a flight from Missouri to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $399 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Missouri for as low as $335 on momondo.

Can stopping save me money on Missouri to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Missouri to Florida Keys.

Cheap Missouri to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Florida Keys

Fastest flight time	2h 39m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Missouri to Florida Keys takes 2h 39m

Direct flights go from Missouri to Florida Keys every day.

There are 3 airports in Florida Keys. From Missouri there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Missouri to Florida Keys

When did momondo last update prices for flights from Missouri to Florida Keys?
Prices for flights from Missouri to Florida Keys refresh daily.
How many operators does momondo search for flights from Missouri to Florida Keys?
The number of operators available for flights from Missouri to Florida Keys is 7 as of May 2026.
How old do you have to be to fly from Missouri to Florida Keys?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Missouri to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Missouri to Florida Keys is Boeing 737 MAX 8, representing 27.24% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 16.69%, Boeing 737-800 at 7.18%, and Embraer 175 at 6.36%.

Best airlines flying from Missouri to Florida Keys

Compare and see reviews for airlines that fly from Missouri to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $164	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
American Airlines	PriceFrom $222	Free Cancellation	Rating 7.1 11,669 reviews	Search American Airlines flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 9,690 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Florida Keys?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to Florida Keys for you.

Can I find flights from Missouri to Florida Keys with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Florida Keys flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Florida Keys?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Florida Keys from Missouri.

I’m not ready to book a flight from Missouri to Florida Keys right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Missouri to Florida Keys flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.