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Saint Lucia

$559+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — UVF
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Find 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 November 19, 2025.

This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 11/266:00 amSDF - UVF
1 stop8h 39mDelta
Wed 12/34:56 pmUVF - SDF
1 stop8h 03mDelta
Deal found 11/19$829
This American Airlines deal was found by Cheapflights users on 11/18. 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 11/306:00 amSDF - UVF
1 stop8h 52mAmerican Airlines
Sun 12/73:57 pmUVF - SDF
1 stop9h 25mAmerican Airlines
Deal found 11/18$859
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 11/266:00 amSDF - UVF
1 stop8h 52mAmerican Airlines
Wed 12/34:53 pmUVF - SDF
2 stops20h 37mAmerican Airlines
Deal found 11/19$884
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Tue 12/235:00 amSDF - UVF
2 stops9h 53mAmerican Airlines
Sat 12/271:38 pmUVF - SDF
2 stops11h 43mAmerican Airlines
Deal found 11/17$1,292
This WestJet deal was found by Cheapflights users on 11/18. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:03 pmSDF - UVF
2 stops43h 47mWestJet
Sun 12/73:40 pmUVF - SDF
2 stops26h 56mWestJet
Deal found 11/18$4,773

Cheap 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 November 19, 2025.

Round-trip from

$559
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$689
From Louisville Intl to Saint Lucia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 19, 2025.
Use the filters below to find and compare flights from Louisville to Saint Lucia that are best for you.

Fly from

Louisville

Fly to

Saint Lucia

Route

Depart

Return

Price

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Wed 1/28

6:00 am-3:03 pm

1 stop8h 03m

Castries Hewanorra

Thu 2/5

2:46 pm-11:59 pm

1 stop10h 13m

$559

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 1/12

4:32 pm-3:03 pm

2 stops21h 31m

Castries Hewanorra

Fri 1/16

5:02 pm-12:25 pm

2 stops20h 23m

$564

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 1/17

5:26 pm-1:46 pm

2 stops19h 20m

Castries Hewanorra

Tue 1/20

5:02 pm-1:43 pm

2 stops21h 41m

$614

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 4/4

6:05 pm-2:50 pm

2 stops20h 45m

Castries Hewanorra

Thu 4/9

3:35 pm-1:09 pm

2 stops21h 34m

$758

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 1/5

2:00 pm-3:03 pm

2 stops24h 03m

Castries Hewanorra

Sat 1/10

3:10 pm-12:25 pm

2 stops22h 15m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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 $475). Flying from Louisville to Saint Lucia in June is currently the most expensive (average of $749). 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 November 19, 2025.
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
8,004 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

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
7.2
Good
11,046 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

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 American Airlines fly from Louisville to Saint Lucia in about 8h 03m. The time it takes to get you to your destination can typically vary by up to . The distance from Louisville to Saint Lucia is about 2268 mi.

  • 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 $475). Flying from Louisville to Saint Lucia in June is currently the most expensive (average of $749). 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

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Alternative routes for Louisville to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$527Average$1,042FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$539Average$862FlexibilityNo cancel feeOn-time71%

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