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

The number of flights available between Louisville and Florida Keys is 12 per week as of December 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

What airlines fly to Florida Keys?

American Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Florida Keys from Louisville according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 4 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 Louisville Intl to Florida Keys?

Southwest and Delta are the most popular carriers operating from Louisville Intl to Florida Keys

When did momondo last update prices for flights from Louisville Intl Airport to Florida Keys?

Prices for flights from Louisville Intl Airport to Florida Keys were last updated today.

How many operators does momondo search for flights from Louisville Intl Airport to Florida Keys?

As of December 2025, there are 6 operators available to choose from for flights from Louisville Intl Airport to Florida Keys.

How old do you have to be to fly from Louisville Intl Airport 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 Louisville Intl Airport to Florida Keys.

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

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$97 Cheap Flights from Louisville to Florida Keys in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Louisville to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 8:55 am

SDF

MIA

2h 55mnonstop

9:12 pm - 11:59 pm

MIA

SDF

2h 47mnonstop

$179American Airlines

Mon, Jan 12 - Tue, Feb 3

3:37 pm - 8:44 pm

SDF

MIA

5h 07m1 stop

5:30 pm - 11:50 pm

MIA

SDF

6h 20m1 stop

$199Delta

Mon, Jan 12 - Tue, Feb 3

2:55 pm - 8:13 pm

SDF

MIA

5h 18m1 stop

7:00 am - 1:00 pm

MIA

SDF

30h 00m2 stops

$204Multiple Airlines

Thu, Jan 1 - Tue, Jan 13

6:00 am - 8:55 am

SDF

MIA

2h 55mnonstop

9:12 pm - 11:59 pm

MIA

SDF

2h 47mnonstop

$210American Airlines

Sun, Jan 11 - Sat, Jan 17

2:55 pm - 8:13 pm

SDF

MIA

5h 18m1 stop

8:00 am - 3:49 pm

MIA

SDF

31h 49m2 stops

$213Multiple Airlines

Thu, Jan 1 - Wed, Jan 7

2:55 pm - 8:13 pm

SDF

MIA

5h 18m1 stop

7:00 am - 10:07 am

MIA

SDF

27h 07m2 stops

$214Multiple Airlines

Thu, Jan 1 - Thu, Jan 8

2:55 pm - 8:13 pm

SDF

MIA

5h 18m1 stop

10:37 am - 10:07 am

MIA

SDF

47h 30m2 stops

$216Multiple Airlines

Thu, Jan 1 - Sat, Jan 10

2:26 pm - 1:06 pm

SDF

MIA

22h 40m1 stop

7:45 am - 1:26 pm

MIA

SDF

5h 41m1 stop

$217Multiple Airlines

Thu, Feb 5 - Sun, Feb 8

3:37 pm - 7:40 pm

SDF

EYW

4h 03m1 stop

6:06 pm - 11:55 pm

EYW

SDF

5h 49m1 stop

$283Delta

Sat, Jan 10 - Tue, Jan 13

5:05 am - 11:20 am

SDF

EYW

6h 15m1 stop

2:30 pm - 11:59 pm

EYW

SDF

9h 29m1 stop

$294Spirit Airlines

Thu, Dec 25 - Sat, Dec 27

Southwest flights from Louisville to Florida Keys

Our best Southwest deals on Louisville to Florida Keys flight tickets

Southwest

Feb 4

SDF5:35 amLouisville Intl

5h 45m

1 stop

MIA11:20 amMiami

Feb 10

MIA7:15 amMiami

9h 35m

2 stops

SDF4:50 pmLouisville Intl

$235

Find similar

Southwest

Feb 11

SDF11:50 amLouisville Intl

10h 10m

2 stops

MIA10:00 pmMiami

Feb 18

MIA2:35 pmMiami

7h 35m

1 stop

SDF10:10 pmLouisville Intl

$267

Find similar

Southwest

Jan 31

SDF4:05 pmLouisville Intl

5h 25m

1 stop

MIA9:30 pmMiami

Feb 8

MIA6:55 amMiami

4h 15m

1 stop

SDF11:10 amLouisville Intl

$285

Find similar

American Airlines flights from Louisville to Florida Keys

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

American Airlines

Jan 12

SDF6:00 amLouisville Intl

2h 55m

MIA8:55 amMiami

Feb 3

MIA9:12 pmMiami

2h 47m

SDF11:59 pmLouisville Intl

$179

Find similar

American Airlines

Jan 11

SDF6:00 amLouisville Intl

2h 55m

MIA8:55 amMiami

Jan 17

MIA9:12 pmMiami

2h 47m

SDF11:59 pmLouisville Intl

$210

Find similar

American Airlines

Feb 7

SDF4:42 pmLouisville Intl

4h 28m

1 stop

MIA9:10 pmMiami

Feb 18

MIA9:15 pmMiami

2h 44m

SDF11:59 pmLouisville Intl

$220

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Mon 1/12

6:00 am-8:55 am

Nonstop2h 55m

Miami

Tue 2/3

9:12 pm-11:59 pm

Nonstop2h 47m

$179

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Mon 1/12

3:37 pm-8:44 pm

1 stop5h 07m

Miami

Tue 2/3

5:30 pm-11:50 pm

1 stop6h 20m

$199

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Thu 1/1

2:55 pm-8:13 pm

1 stop5h 18m

Miami

Tue 1/13

7:00 am-1:00 pm

2 stops30h 00m

$204

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Sun 1/11

6:00 am-8:55 am

Nonstop2h 55m

Miami

Sat 1/17

9:12 pm-11:59 pm

Nonstop2h 47m

$210

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Thu 1/1

2:55 pm-8:13 pm

1 stop5h 18m

Miami

Wed 1/7

8:00 am-3:49 pm

2 stops31h 49m

$213

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Thu 1/1

2:55 pm-8:13 pm

1 stop5h 18m

Miami

Thu 1/8

7:00 am-10:07 am

2 stops27h 07m

$214

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Thu 1/1

2:55 pm-8:13 pm

1 stop5h 18m

Miami

Sat 1/10

10:37 am-10:07 am

2 stops47h 30m

$216

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Thu 2/5

2:26 pm-1:06 pm

1 stop22h 40m

Miami

Sun 2/8

7:45 am-1:26 pm

1 stop5h 41m

$217

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sat 1/10

3:37 pm-7:40 pm

1 stop4h 03m

Key West

Tue 1/13

6:06 pm-11:55 pm

1 stop5h 49m

$283

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Thu 12/25

5:05 am-11:20 am

1 stop6h 15m

Key West

Sat 12/27

2:30 pm-11:59 pm

1 stop9h 29m

$294

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 Louisville 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 July is another great option to travel to Florida Keys, with average flight prices from Louisville averaging around $302.

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

The cheapest day to depart from Louisville to Florida Keys is on a Friday when prices can be found for as low as $403. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $506.

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 at noon. momondo users have found flights departing from Louisville to Florida Keys at noon for as low as $290. 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 $482.

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

You are more likely to see cheaper flights to Florida Keys from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Louisville for as low as $285 on momondo.

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

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

Cheap Louisville to Florida Keys flight deals and tips

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

Fastest flight time	2h 36m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Louisville to Florida Keys takes 2h 36m

Direct flights go from Louisville to Florida Keys every day.

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

Search flight deals

When did momondo last update prices for flights from Louisville Intl Airport to Florida Keys?
Prices for flights from Louisville Intl Airport to Florida Keys were last updated today.
How many operators does momondo search for flights from Louisville Intl Airport to Florida Keys?
As of December 2025, there are 6 operators available to choose from for flights from Louisville Intl Airport to Florida Keys.
How old do you have to be to fly from Louisville Intl Airport 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 Louisville Intl Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisville to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Louisville to Florida Keys is Embraer 175, representing 14.16% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 11.63%, Embraer 175 (Enhanced Winglets) at 11.39%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 8.75%.

Best airlines flying from Louisville to Florida Keys

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $258	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

Why use momondo?

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

Finding the right flight to Florida Keys from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Florida Keys quick and easy, saving you time and money.

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

Yes. All flights to Florida Keys from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Louisville and Florida Keys by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Florida Keys from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 1/10

Sat 1/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

Flights to New Yorkfrom $34

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $41

Flights to San Franciscofrom $53

Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $49

Flights to Bostonfrom $55

Flights to Atlantafrom $49

Flights to Dallasfrom $52

Flights to Seattlefrom $58

Cheap flights from Louisville to Florida Keys from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Florida Keys departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Louisville to Florida Keys

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Southwest flights from Louisville to Florida Keys

Our best Southwest deals on Louisville to Florida Keys flight tickets

American Airlines flights from Louisville to Florida Keys

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

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Florida Keys that are best for you.

See travel insights to Florida Keys from

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

What is the cheapest month to fly to Florida Keys?

The month of July is another great option to travel to Florida Keys, with average flight prices from Louisville averaging around $302.

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

The cheapest day to depart from Louisville to Florida Keys is on a Friday when prices can be found for as low as $403. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $506.

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

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

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

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

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

Southwest and Delta are the most popular carriers operating from Louisville Intl to Florida Keys

What airlines fly to Florida Keys?

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

The number of flights available between Louisville and Florida Keys is 12 per week as of December 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

Cheap Louisville to Florida Keys flight deals and tips

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

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Louisville Intl Airport to Florida Keys?

How many operators does momondo search for flights from Louisville Intl Airport to Florida Keys?

How old do you have to be to fly from Louisville Intl Airport to Florida Keys?

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

What is the most popular plane model from Louisville to Florida Keys?

Best airlines flying from Louisville to Florida Keys

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

Why use momondo?

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

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

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

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

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

Popular flights according to clicks in the last 7 days on momondo