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

Southwest, Delta, and American Airlines 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 7 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 April 2026, 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.

$158 Cheap Flights from Louisville to Caribbean in 2026

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 Caribbean

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:48 pm - 7:22 pm

SDF

SJU

23h 34m

1 stop

6:00 am - 6:58 pm

SJU

SDF

12h 58m

1 stop

$212Multiple Airlines

Fri, Apr 24 - Fri, May 1

7:48 pm - 7:22 pm

SDF

SJU

23h 34m

1 stop

6:00 am - 6:58 pm

SJU

SDF

12h 58m

1 stop

$227Multiple Airlines

Fri, Apr 24 - Fri, May 1

5:50 am - 12:20 pm

SDF

STT

6h 30m

1 stop

2:10 pm - 10:22 pm

STT

SDF

8h 12m

1 stop

$300United Airlines

Thu, May 7 - Tue, May 12

4:30 pm - 11:35 am

SDF

STT

19h 05m

2 stops

12:47 pm - 11:30 pm

STT

SDF

10h 43m

2 stops

$320American Airlines

Sat, May 16 - Tue, May 19

6:06 am - 11:51 am

SDF

MBJ

6h 45m

1 stop

2:29 pm - 10:08 pm

MBJ

SDF

6h 39m

1 stop

$343American Airlines

Mon, Apr 13 - Fri, Apr 17

8:10 am - 3:17 pm

SDF

STT

7h 07m

1 stop

3:01 pm - 12:25 am

STT

SDF

9h 24m

1 stop

$381Delta

Sat, May 16 - Tue, May 19

6:00 am - 3:43 pm

SDF

STT

9h 43m

1 stop

2:10 pm - 10:22 pm

STT

SDF

8h 12m

1 stop

$390United Airlines

Sat, May 16 - Tue, May 19

7:05 am - 2:10 pm

SDF

AUA

7h 05m

1 stop

3:25 pm - 12:25 am

AUA

SDF

9h 00m

1 stop

$435Delta

Wed, May 6 - Tue, May 12

7:00 am - 6:30 pm

SDF

NAS

11h 30m

2 stops

2:10 pm - 10:10 pm

NAS

SDF

8h 00m

1 stop

$510Southwest

Wed, Apr 22 - Fri, May 1

5:50 am - 12:40 pm

SDF

SXM

6h 50m

1 stop

2:25 pm - 10:10 pm

SXM

SDF

7h 45m

1 stop

$570Southwest

Sun, May 17 - Fri, May 22

Delta flights from Louisville to Caribbean

Our best Delta deals on Louisville to Caribbean flight tickets

Delta

May 30

SDF3:29 pmLouisville Intl

6h 48m

1 stop

SJU10:17 pmSan Juan Luis Munoz Marin Intl

Jun 4

SJU6:15 amSan Juan Luis Munoz Marin Intl

10h 46m

1 stop

SDF5:01 pmLouisville Intl

$356

Delta

May 16

SDF8:10 amLouisville Intl

7h 07m

1 stop

STT3:17 pmSaint Thomas Island Cyril E King

May 19

STT3:01 pmSaint Thomas Island Cyril E King

9h 24m

1 stop

SDF12:25 amLouisville Intl

$381

Delta

Apr 13

SDF8:10 amLouisville Intl

8h 07m

1 stop

MBJ3:17 pmMontego Bay Sangster Intl

Apr 17

MBJ4:32 pmMontego Bay Sangster Intl

6h 27m

1 stop

SDF11:59 pmLouisville Intl

$415

Spirit Airlines flights from Louisville to Caribbean

Our best Spirit Airlines deals on Louisville to Caribbean flight tickets

Spirit Airlines

May 1

SDF6:06 pmLouisville Intl

25h 16m

1 stop

SJU7:22 pmSan Juan Luis Munoz Marin Intl

May 7

SJU8:04 pmSan Juan Luis Munoz Marin Intl

13h 24m

1 stop

SDF9:28 amLouisville Intl

$280

Spirit Airlines

Apr 24

SDF6:06 pmLouisville Intl

25h 16m

1 stop

SJU7:22 pmSan Juan Luis Munoz Marin Intl

May 1

SJU12:57 pmSan Juan Luis Munoz Marin Intl

28h 07m

1 stop

SDF5:04 pmLouisville Intl

$300

Spirit Airlines

May 2

SDF6:06 pmLouisville Intl

25h 16m

1 stop

SJU7:22 pmSan Juan Luis Munoz Marin Intl

May 7

SJU8:04 pmSan Juan Luis Munoz Marin Intl

13h 24m

1 stop

SDF9:28 amLouisville Intl

$305

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 4/24

7:48 pm-7:22 pm

1 stop23h 34m

San Juan Luis Munoz Marin Intl

Fri 5/1

6:00 am-6:58 pm

1 stop12h 58m

$212

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 4/24

7:48 pm-7:22 pm

1 stop23h 34m

San Juan Luis Munoz Marin Intl

Fri 5/1

6:00 am-6:58 pm

1 stop12h 58m

$227

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 5/7

5:50 am-12:20 pm

1 stop6h 30m

Saint Thomas Island Cyril E King

Tue 5/12

2:10 pm-10:22 pm

1 stop8h 12m

$300

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sat 5/16

4:30 pm-11:35 am

2 stops19h 05m

Saint Thomas Island Cyril E King

Tue 5/19

12:47 pm-11:30 pm

2 stops10h 43m

$320

Quickest round-trip

LouisvilleMontego Bay

SDF - MBJ

SDFMBJ

Louisville Intl

Mon 4/13

6:06 am-11:51 am

1 stop6h 45m

Montego Bay Sangster Intl

Fri 4/17

2:29 pm-10:08 pm

1 stop6h 39m

$343

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sat 5/16

8:10 am-3:17 pm

1 stop7h 07m

Saint Thomas Island Cyril E King

Tue 5/19

3:01 pm-12:25 am

1 stop9h 24m

$381

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sat 5/16

6:00 am-3:43 pm

1 stop9h 43m

Saint Thomas Island Cyril E King

Tue 5/19

2:10 pm-10:22 pm

1 stop8h 12m

$390

LouisvilleOranjestad

SDF - AUA

SDFAUA

Louisville Intl

Wed 5/6

7:05 am-2:10 pm

1 stop7h 05m

Oranjestad Reina Beatrix

Tue 5/12

3:25 pm-12:25 am

1 stop9h 00m

$435

LouisvilleNassau

SDF - NAS

SDFNAS

Louisville Intl

Wed 4/22

7:00 am-6:30 pm

2 stops11h 30m

Nassau Intl

Fri 5/1

2:10 pm-10:10 pm

1 stop8h 00m

$510

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Sun 5/17

5:50 am-12:40 pm

1 stop6h 50m

Simpson Bay Princess Juliana

Fri 5/22

2:25 pm-10:10 pm

1 stop7h 45m

$570

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 $310. If you don’t want to visit Caribbean in October, then you should wait until September to fly from Louisville, when ticket prices are also cheap, with an average price of $345.

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 $418 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 $365 on momondo.

Can stopping save me money on Louisville to Caribbean flights?

You could potentially save up to 40% 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

Fastest flight time	4h 43m
Direct flights	None

The fastest flight from Louisville to Caribbean takes 4h 43m

There are no direct flights from Louisville to Caribbean. There are no popular flight routes from Louisville to Caribbean.

Search flight deals

Frequently asked questions about flying from Louisville to Caribbean

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 April 2026, 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
Delta	PriceFrom $205	Free Cancellation	Rating 7.9 8,370 reviews	Search Delta flights
Spirit Airlines	PriceFrom $209	Free Cancellation	Rating 6.3 8,576 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,337 reviews	Search Southwest flights
American Airlines	PriceFrom $240	Free Cancellation	Rating 7.1 11,549 reviews	Search American Airlines flights
United Airlines	PriceFrom $246	Free Cancellation	Rating 7.4 9,533 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.