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

Prices for flights from Louisville Intl Airport to Saint Lucia refresh daily.

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

As of December 2025, there are 2 operators available to choose from for flights from Louisville Intl Airport to Saint Lucia.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The travel and health documents you'll need for your trip to Saint Lucia 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 Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$559 Cheap Flights from Louisville to Saint Lucia in 2025/26

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6:01 am - 2:58 pm

SDF

UVF

8h 57m1 stop

3:18 pm - 12:27 am

UVF

SDF

9h 09m1 stop

$584American Airlines

Wed, Mar 11 - Mon, Mar 16

6:01 am - 2:58 pm

SDF

UVF

8h 57m1 stop

3:58 pm - 9:51 am

UVF

SDF

17h 53m2 stops

$589American Airlines

Wed, Mar 11 - Mon, Mar 16

8:58 am - 1:15 pm

SDF

UVF

28h 17m1 stop

4:05 pm - 12:14 am

UVF

SDF

8h 09m1 stop

$592American Airlines

Thu, Apr 9 - Tue, May 12

5:27 pm - 1:15 pm

SDF

UVF

19h 48m2 stops

4:05 pm - 12:14 am

UVF

SDF

8h 09m1 stop

$597American Airlines

Thu, Apr 9 - Tue, May 12

8:58 am - 1:15 pm

SDF

UVF

28h 17m1 stop

4:05 pm - 12:14 am

UVF

SDF

8h 09m1 stop

$600American Airlines

Thu, Apr 9 - Tue, Apr 14

5:27 pm - 1:15 pm

SDF

UVF

19h 48m2 stops

4:05 pm - 12:14 am

UVF

SDF

8h 09m1 stop

$605American Airlines

Thu, Apr 9 - Tue, Apr 14

5:27 pm - 1:15 pm

SDF

UVF

19h 48m2 stops

4:05 pm - 3:32 pm

UVF

SDF

23h 27m2 stops

$612American Airlines

Thu, Apr 9 - Tue, May 12

6:12 pm - 2:58 pm

SDF

UVF

20h 46m2 stops

3:58 pm - 9:51 am

UVF

SDF

17h 53m2 stops

$614American Airlines

Wed, Mar 11 - Mon, Mar 16

7:11 pm - 4:02 pm

SDF

UVF

19h 51m2 stops

3:10 pm - 12:25 pm

UVF

SDF

22h 15m2 stops

$618American Airlines

Sat, Jan 24 - Sat, Jan 31

6:32 pm - 3:03 pm

SDF

UVF

19h 31m2 stops

3:10 pm - 12:25 pm

UVF

SDF

22h 15m2 stops

$619American Airlines

Sun, Jan 25 - Sat, Jan 31

American Airlines flights from Louisville to Saint Lucia

Our best American Airlines deals on Louisville to Saint Lucia flight tickets

American Airlines

Mar 11

SDF6:01 amLouisville Intl

8h 57m

1 stop

UVF2:58 pmCastries Hewanorra

Mar 16

UVF3:18 pmCastries Hewanorra

9h 09m

1 stop

SDF12:27 amLouisville Intl

$584

Find similar

American Airlines

Mar 11

SDF6:01 amLouisville Intl

8h 57m

1 stop

UVF2:58 pmCastries Hewanorra

Mar 16

UVF3:58 pmCastries Hewanorra

17h 53m

2 stops

SDF9:51 amLouisville Intl

$589

Find similar

American Airlines

Apr 9

SDF8:58 amLouisville Intl

28h 17m

1 stop

UVF1:15 pmCastries Hewanorra

May 12

UVF4:05 pmCastries Hewanorra

8h 09m

1 stop

SDF12:14 amLouisville Intl

$592

Find similar

Delta flights from Louisville to Saint Lucia

Our best Delta deals on Louisville to Saint Lucia flight tickets

Delta

Jan 5

SDF6:00 amLouisville Intl

8h 05m

1 stop

UVF3:05 pmCastries Hewanorra

Jan 10

UVF4:25 pmCastries Hewanorra

8h 30m

1 stop

SDF11:55 pmLouisville Intl

$1,408

Find similar

Delta

Feb 9

SDF5:35 amLouisville Intl

8h 30m

1 stop

UVF3:05 pmCastries Hewanorra

Feb 16

UVF4:25 pmCastries Hewanorra

8h 33m

1 stop

SDF11:58 pmLouisville Intl

$5,389

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Wed 3/11

6:01 am-2:58 pm

1 stop8h 57m

Castries Hewanorra

Mon 3/16

3:18 pm-12:27 am

1 stop9h 09m

$584

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Wed 3/11

6:01 am-2:58 pm

1 stop8h 57m

Castries Hewanorra

Mon 3/16

3:58 pm-9:51 am

2 stops17h 53m

$589

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Thu 4/9

8:58 am-1:15 pm

1 stop28h 17m

Castries Hewanorra

Tue 5/12

4:05 pm-12:14 am

1 stop8h 09m

$592

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Thu 4/9

5:27 pm-1:15 pm

2 stops19h 48m

Castries Hewanorra

Tue 5/12

4:05 pm-12:14 am

1 stop8h 09m

$597

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Thu 4/9

8:58 am-1:15 pm

1 stop28h 17m

Castries Hewanorra

Tue 4/14

4:05 pm-12:14 am

1 stop8h 09m

$600

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Thu 4/9

5:27 pm-1:15 pm

2 stops19h 48m

Castries Hewanorra

Tue 4/14

4:05 pm-12:14 am

1 stop8h 09m

$605

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Thu 4/9

5:27 pm-1:15 pm

2 stops19h 48m

Castries Hewanorra

Tue 5/12

4:05 pm-3:32 pm

2 stops23h 27m

$612

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Wed 3/11

6:12 pm-2:58 pm

2 stops20h 46m

Castries Hewanorra

Mon 3/16

3:58 pm-9:51 am

2 stops17h 53m

$614

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 1/24

7:11 pm-4:02 pm

2 stops19h 51m

Castries Hewanorra

Sat 1/31

3:10 pm-12:25 pm

2 stops22h 15m

$618

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sun 1/25

6:32 pm-3:03 pm

2 stops19h 31m

Castries Hewanorra

Sat 1/31

3:10 pm-12:25 pm

2 stops22h 15m

$619

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville to Saint Lucia

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

What is the cheapest day to depart on your flight to Saint Lucia?

Our data shows that Monday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $725. On the other hand, Saturday is the most expensive day to depart from Louisville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $750.

Cheap Louisville to Saint Lucia flight deals and tips

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

Fastest flight time	6h 59m
Direct flights	None

The fastest flight from Louisville to Saint Lucia takes 6h 59m

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

Search flight deals

When did momondo last update prices for flights from Louisville Intl Airport to Saint Lucia?
Prices for flights from Louisville Intl Airport to Saint Lucia refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Saint Lucia?
As of December 2025, there are 2 operators available to choose from for flights from Louisville Intl Airport to Saint Lucia.
How old do you have to be to fly from Louisville Intl Airport to Saint Lucia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents you'll need for your trip to Saint Lucia 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 Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisville to Saint Lucia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $527	Free Cancellation	Rating 7.9 8,007 reviews		Search Delta flights
American Airlines	PriceFrom $539	Free Cancellation	Rating 7.2 11,050 reviews		Search American Airlines flights

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

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 Louisville to Saint Lucia for you.

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

All flight searches from Louisville to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Saint Lucia?

Once all potential Louisville to Saint Lucia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Saint Lucia from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to Castriesfrom $464

Cheap flights from Louisville to Saint Lucia from $584

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Saint Lucia departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Price Alerts

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Find the cheapest flights from Louisville to Saint Lucia

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American Airlines flights from Louisville to Saint Lucia

Our best American Airlines deals on Louisville to Saint Lucia flight tickets

Delta flights from Louisville to Saint Lucia

Our best Delta deals on Louisville to Saint Lucia flight tickets

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How to get the cheapest flight ticket from Louisville to Saint Lucia

What is the cheapest day to depart on your flight to Saint Lucia?

Cheap Louisville to Saint Lucia flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to Saint Lucia?

Best airlines flying from Louisville to Saint Lucia

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

Why use momondo?

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

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

How can momondo help me find flights from Louisville to Saint Lucia?

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

An easier way to manage your Saint Lucia 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 Saint Lucia

Popular cities in Saint Lucia

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