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

American Airlines, Spirit Airlines, and Delta are the most popular carriers operating from Louisville Intl to Caribbean

What airlines fly to Caribbean?

American Airlines, Delta and Frontier are the top three most popular airlines that fly to Caribbean from Louisville according to our data. American Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Caribbean. Keep in mind that there are 6 different airlines that fly to Caribbean on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Louisville Intl Airport to Caribbean refresh daily.

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

As of August 2025, there are 5 operators available to choose from for flights from Louisville Intl Airport to Caribbean.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Caribbean.

What documentation or ID do you need to fly to Caribbean?

The travel and health documents you'll need for your trip to Caribbean may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Caribbean. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$103 Cheap Flights from Louisville to Caribbean in 2025

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Find the cheapest flights from Louisville to Caribbean

Round-trip

One-way

Last minute

Cheap round-trip flights

7:33 am - 11:59 pmSDF-SJU

16h 26m1 stop

7:45 am - 5:54 pmSJU-SDF

10h 09m2 stops

$205American Airlines

Find Deal

Mon, Oct 13 - Tue, Oct 28

6:15 am - 1:45 pmSDF-SJU

7h 30m1 stop

7:30 am - 5:16 pmSJU-SDF

9h 46m2 stops

$220United Airlines

Find Deal

Sat, Oct 25 - Sat, Nov 1

8:10 am - 4:31 pmSDF-SJU

8h 21m1 stop

5:43 pm - 11:59 pmSJU-SDF

6h 16m1 stop

$238Delta

Find Deal

Wed, Oct 1 - Tue, Oct 7

5:30 pm - 12:45 amSDF-SJU

7h 15m1 stop

5:45 am - 12:30 pmSJU-SDF

6h 45m1 stop

$245Southwest

Find Deal

Thu, Oct 2 - Sun, Oct 5

12:48 pm - 10:00 pmSDF-SJU

9h 12m1 stop

2:31 pm - 9:48 pmSJU-SDF

7h 17m1 stop

$260Delta

Find Deal

Fri, Oct 3 - Wed, Oct 8

9:31 pm - 9:49 amSDF-STT

12h 18m1 stop

2:01 pm - 10:57 pmSTT-SDF

8h 56m1 stop

$262Spirit Airlines

Find Deal

Thu, Oct 16 - Thu, Oct 23

8:23 am - 2:11 pmSDF-SJU

29h 48m2 stops

11:59 am - 10:04 pmSJU-SDF

10h 05m1 stop

$267Spirit Airlines

Find Deal

Sun, Sep 7 - Thu, Sep 11

4:20 pm - 11:30 pmSDF-SJU

7h 10m1 stop

5:50 am - 6:35 pmSJU-SDF

12h 45m1 stop

$305Southwest

Find Deal

Thu, Sep 18 - Mon, Sep 22

10:14 am - 2:34 amSDF-SJU

16h 20m1 stop

4:42 pm - 9:19 amSJU-SDF

16h 37m1 stop

$327

Find Deal

Wed, Oct 1 - Fri, Oct 3

11:17 am - 2:11 pmSDF-SJU

26h 54m2 stops

11:59 am - 10:04 pmSJU-SDF

10h 05m1 stop

$333

Find Deal

Mon, Sep 29 - Fri, Oct 3

American Airlines flights from Louisville to Caribbean

Our best American Airlines deals on Louisville to Caribbean flight tickets

American Airlines

Oct 13

SDF7:33 amLouisville Intl

16h 26m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

Oct 28

SJU7:45 amSan Juan Luis Munoz Marin Intl

10h 09m

2 stops

SDF5:54 pmLouisville Intl

$205

Find similar

American Airlines

Oct 11

SDF7:26 amLouisville Intl

15h 39m

1 stop

SJU11:05 pmSan Juan Luis Munoz Marin Intl

Oct 18

SJU7:10 amSan Juan Luis Munoz Marin Intl

15h 21m

1 stop

SDF10:31 pmLouisville Intl

$230

Find similar

American Airlines

Nov 2

SDF7:31 pmLouisville Intl

17h 07m

1 stop

SJU1:38 pmSan Juan Luis Munoz Marin Intl

Nov 8

SJU6:25 amSan Juan Luis Munoz Marin Intl

9h 32m

2 stops

SDF2:57 pmLouisville Intl

$235

Find similar

Spirit Airlines flights from Louisville to Caribbean

Our best Spirit Airlines deals on Louisville to Caribbean flight tickets

Spirit Airlines

Oct 16

SDF9:31 pmLouisville Intl

12h 18m

1 stop

STT9:49 amSaint Thomas Island Cyril E King

Oct 23

STT2:01 pmSaint Thomas Island Cyril E King

8h 56m

1 stop

SDF10:57 pmLouisville Intl

$262

Find similar

Spirit Airlines

Sep 7

SDF8:23 amLouisville Intl

29h 48m

2 stops

SJU2:11 pmSan Juan Luis Munoz Marin Intl

Sep 11

SJU11:59 amSan Juan Luis Munoz Marin Intl

10h 05m

1 stop

SDF10:04 pmLouisville Intl

$267

Find similar

Spirit Airlines

Sep 6

SDF8:23 amLouisville Intl

25h 21m

1 stop

STT9:44 amSaint Thomas Island Cyril E King

Sep 13

STT10:49 amSaint Thomas Island Cyril E King

11h 15m

1 stop

SDF10:04 pmLouisville Intl

$268

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Mon 10/13

7:33 am-11:59 pm

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Tue 10/28

7:45 am-5:54 pm

2 stops10h 09m

$205

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Sat 10/25

6:15 am-1:45 pm

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Sat 11/1

7:30 am-5:16 pm

2 stops9h 46m

$220

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 10/1

8:10 am-4:31 pm

1 stop8h 21m

San Juan Luis Munoz Marin Intl

Tue 10/7

5:43 pm-11:59 pm

1 stop6h 16m

$238

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Thu 10/2

5:30 pm-12:45 am

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Sun 10/5

5:45 am-12:30 pm

1 stop6h 45m

$245

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 10/3

12:48 pm-10:00 pm

1 stop9h 12m

San Juan Luis Munoz Marin Intl

Wed 10/8

2:31 pm-9:48 pm

1 stop7h 17m

$260

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 10/16

9:31 pm-9:49 am

1 stop12h 18m

Saint Thomas Island Cyril E King

Thu 10/23

2:01 pm-10:57 pm

1 stop8h 56m

$262

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Sun 9/7

8:23 am-2:11 pm

2 stops29h 48m

San Juan Luis Munoz Marin Intl

Thu 9/11

11:59 am-10:04 pm

1 stop10h 05m

$267

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Thu 9/18

4:20 pm-11:30 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Mon 9/22

5:50 am-6:35 pm

1 stop12h 45m

$305

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 10/1

10:14 am-2:34 am

1 stop16h 20m

San Juan Luis Munoz Marin Intl

Fri 10/3

4:42 pm-9:19 am

1 stop16h 37m

$327

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Mon 9/29

11:17 am-2:11 pm

2 stops26h 54m

San Juan Luis Munoz Marin Intl

Fri 10/3

11:59 am-10:04 pm

1 stop10h 05m

$333

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 Caribbean

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

What is the cheapest month to fly to Caribbean?

In general, October is the cheapest month to fly from Louisville to Caribbean. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $356. If you don’t want to visit Caribbean in October, then you should wait until January to fly from Louisville, when ticket prices are also cheap, with an average price of $374.

What is the cheapest day to depart on your flight to Caribbean?

The cheapest day to depart from Louisville to Caribbean is on a Tuesday when prices can be found for as low as $372. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $459. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean.

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

In the evening is the cheapest time of day to fly from Louisville to Caribbean when you can find flight prices for as low as $339. Flying to Caribbean in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $441.

How far in advance should I book a flight to Caribbean?

You are more likely to see cheaper flights to Caribbean from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean for around $444 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean from Louisville for as low as $378 on momondo.

Can stopping save me money on Louisville to Caribbean flights?

You could potentially save up to 25% on your flight if you consider stops on a Louisville to Caribbean flight.

Cheap Louisville to Caribbean flight deals and tips

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

Best Price Found	$103
Fastest flight time	4h 19m
Direct flights	None
Airports in Caribbean	9 airports

The best one-way flight to Caribbean from Louisville in the past 72 hours is $103. The best round-trip flight deal from Louisville to Caribbean found on momondo in the last 72 hours is $205.

The fastest flight from Louisville to Caribbean takes 4h 19m

There are no direct flights from Louisville to Caribbean. Popular non-direct routes for this connection are Louisville Intl Airport - Punta Cana Airport, Louisville Intl Airport - San Juan Luis Munoz Marin Intl Airport and Louisville Intl Airport - Montego Bay Sangster Intl Airport.

There are 9 airports near Caribbean: George Town Owen Roberts Intl (GCM), Nassau Intl (NAS), Saint Thomas Island Cyril E King (STT), Montego Bay Sangster Intl (MBJ), Punta Cana (PUJ), Providenciales (PLS), Santiago de los Caballeros (STI), Oranjestad Reina Beatrix (AUA), San Juan Luis Munoz Marin Intl (SJU)

Search flight deals

When did momondo last update prices for flights from Louisville Intl Airport to Caribbean?
Prices for flights from Louisville Intl Airport to Caribbean refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Caribbean?
As of August 2025, there are 5 operators available to choose from for flights from Louisville Intl Airport to Caribbean.
How old do you have to be to fly from Louisville Intl Airport to Caribbean?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Caribbean.
What documentation or ID do you need to fly to Caribbean?
The travel and health documents you'll need for your trip to Caribbean may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Caribbean. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisville to Caribbean

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $152	Free Cancellation	Rating 6.3 8,045 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
Delta	PriceFrom $225	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
American Airlines	PriceFrom $265	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $316	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to Caribbean. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Caribbean from Louisville with this policy.

How can momondo help me find flights from Louisville to Caribbean?

momondo provides multiple filters to help you find the best flight to Caribbean from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Louisville to Caribbean 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.