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Saint Lucia

$711+ Cheap flights from Louisville (SDF) to Saint Lucia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — UVF
May 9 — May 161
Sat 5/9
Sat 5/16
1 adult, Economy
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Cheap flight deals from Louisville to Saint Lucia

Cheapest flights from Louisville to Saint Lucia
Explore the most affordable flight options available from Louisville to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.

This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:37 pm
SDF
-
UVF
2 stops18h 48m
American Airlines
Fri 10/232:20 pm
UVF
-
SDF
2 stops20h 11m
American Airlines
Deal found 4/6$711
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:14 pm
SDF
-
UVF
2 stops18h 11m
American Airlines
Sat 10/244:00 pm
UVF
-
SDF
2 stops18h 31m
American Airlines
Deal found 4/8$726
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:27 pm
SDF
-
UVF
2 stops19h 52m
American Airlines
Sun 12/202:04 pm
UVF
-
SDF
1 stop10h 55m
American Airlines
Deal found 4/6$751
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 am
SDF
-
UVF
1 stop8h 13m
Delta
Thu 6/253:33 pm
UVF
-
SDF
1 stop8h 59m
Delta
Deal found 4/9$831
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:25 pm
SDF
-
UVF
2 stops17h 43m
American Airlines
Sat 7/181:08 pm
UVF
-
SDF
2 stops20h 14m
American Airlines
Deal found 4/6$832
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:25 pm
SDF
-
UVF
1 stop18h 41m
American Airlines
Fri 5/292:48 pm
UVF
-
SDF
2 stops18h 53m
American Airlines
Deal found 4/6$874

Find flight deals from Louisville to Saint Lucia

Keep the following information in mind while searching for Louisville to Saint Lucia flight deals. Data was last updated April 9, 2026.

Round-trip from

$832
(American Airlines)
From Louisville Intl to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Saint Lucia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Louisville to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 6/20

6:00 am-2:13 pm

1 stop8h 13m

Castries Hewanorra

Thu 6/25

3:33 pm-12:32 am

1 stop8h 59m

$831

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 7/13

6:25 pm-12:08 pm

2 stops17h 43m

Castries Hewanorra

Sat 7/18

1:08 pm-9:22 am

2 stops20h 14m

$832

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Fri 5/22

5:43 pm-1:06 pm

2 stops19h 23m

Castries Hewanorra

Fri 5/29

2:48 pm-9:41 am

2 stops18h 53m

$874

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Tue 6/2

6:00 am-2:05 pm

1 stop8h 05m

Castries Hewanorra

Tue 6/9

3:33 pm-8:57 am

1 stop17h 24m

$906
Quickest round-trip

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 6/20

6:00 am-2:13 pm

1 stop8h 13m

Castries Hewanorra

Sat 6/27

3:33 pm-12:16 am

1 stop8h 43m

$976

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Tue 6/2

7:16 am-2:16 pm

2 stops31h 00m

Castries Hewanorra

Tue 6/9

3:16 pm-12:41 pm

2 stops21h 25m

$1,068

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Sorted by cheapest first

Best time to book a flight from Louisville to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Saint Lucia

What is the cheapest month to book a flight from Louisville to Saint Lucia?

Currently, August is the cheapest month in which you can book a flight from Louisville to Saint Lucia (average of $467). Flying from Louisville to Saint Lucia in April is currently the most expensive (average of $1,405). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated April 9, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Louisville to Saint Lucia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,392 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,392 reviews
Delta
7.9
Good
8,392 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,560 reviews
Delta
7.9
Good
8,392 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Saint Lucia?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Louisville to Saint Lucia.

  • How long is the flight from Louisville to Saint Lucia?

    Airlines like Delta and American Airlines fly from Louisville to Saint Lucia in about 8h 13m. The time it takes to get you to your destination can typically vary by up to 9h 30m. The distance from Louisville to Saint Lucia is about 2268 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Louisville to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Louisville to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Saint Lucia.

  • Can I find deals for business class flights from Louisville to Saint Lucia?

    Yes. Cheapflights offers flight deals from Louisville to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Saint Lucia?

    Currently, August is the cheapest month in which you can book a flight from Louisville to Saint Lucia (average of $467). Flying from Louisville to Saint Lucia in April is currently the most expensive (average of $1,405). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Louisville to Saint Lucia

Discover the top 2 airlines that operate flights from Louisville to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$617Average$837FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$664Average$874FlexibilityNo cancel feeOn-time71%

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