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Cheap flights from Louisville to Saint Lucia from $696

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 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Louisville to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:06 am - 1:45 pm
SDF
-
UVF
7h 39m
1 stop
American Airlines Logo
2:45 pm - 11:59 pm
UVF
-
SDF
9h 14m
1 stop
$696American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
6:06 am - 1:45 pm
SDF
-
UVF
7h 39m
1 stop
American Airlines Logo
2:45 pm - 8:38 am
UVF
-
SDF
17h 53m
2 stops
$701American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
8:19 pm - 2:14 pm
SDF
-
UVF
17h 55m
1 stop
American Airlines Logo
1:08 pm - 9:22 am
UVF
-
SDF
20h 14m
2 stops
$706American Airlines
Mon, Jul 13 - Sat, Jul 18
Delta Logo
7:05 am - 2:02 pm
SDF
-
UVF
6h 57m
1 stop
Delta Logo
3:22 pm - 11:59 pm
UVF
-
SDF
8h 37m
1 stop
$753Delta
Sat, May 2 - Wed, May 6
American Airlines Logo
8:19 pm - 2:14 pm
SDF
-
UVF
17h 55m
1 stop
American Airlines Logo
1:08 pm - 11:52 pm
UVF
-
SDF
10h 44m
1 stop
$798American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
3:52 pm - 12:02 pm
SDF
-
UVF
20h 10m
2 stops
American Airlines Logo
2:06 pm - 11:08 pm
UVF
-
SDF
9h 02m
1 stop
$803American Airlines
Mon, May 25 - Sat, May 30
American Airlines Logo
3:52 pm - 12:02 pm
SDF
-
UVF
20h 10m
2 stops
American Airlines Logo
2:06 pm - 11:42 am
UVF
-
SDF
21h 36m
1 stop
$814American Airlines
Mon, May 25 - Sat, May 30
Delta Logo
7:05 am - 2:02 pm
SDF
-
UVF
6h 57m
1 stop
Delta Logo
3:22 pm - 11:59 pm
UVF
-
SDF
8h 37m
1 stop
$829Delta
Sat, May 2 - Tue, May 5
American Airlines Logo
7:01 pm - 2:26 pm
SDF
-
UVF
19h 25m
2 stops
American Airlines Logo
3:28 pm - 9:38 am
UVF
-
SDF
18h 10m
2 stops
$831American Airlines
Sat, May 2 - Wed, May 6
American Airlines Logo
8:19 pm - 2:14 pm
SDF
-
UVF
17h 55m
1 stop
American Airlines Logo
2:22 pm - 11:42 am
UVF
-
SDF
21h 20m
1 stop
$839American Airlines
Mon, Jul 13 - Sat, Jul 18

Delta flights from Louisville to Saint Lucia

Our best Delta deals on Louisville to Saint Lucia flight tickets
Delta
May 2
SDF7:05 amLouisville Intl
6h 57m
1 stop
UVF2:02 pmCastries Hewanorra
May 6
UVF3:22 pmCastries Hewanorra
8h 37m
1 stop
SDF11:59 pmLouisville Intl
$753
Delta
May 2
SDF7:05 amLouisville Intl
6h 57m
1 stop
UVF2:02 pmCastries Hewanorra
May 5
UVF3:22 pmCastries Hewanorra
8h 37m
1 stop
SDF11:59 pmLouisville Intl
$829

American Airlines flights from Louisville to Saint Lucia

Our best American Airlines deals on Louisville to Saint Lucia flight tickets
American Airlines
Apr 28
SDF6:06 amLouisville Intl
7h 39m
1 stop
UVF1:45 pmCastries Hewanorra
May 5
UVF2:45 pmCastries Hewanorra
9h 14m
1 stop
SDF11:59 pmLouisville Intl
$696
American Airlines
Apr 28
SDF7:01 pmLouisville Intl
19h 25m
2 stops
UVF2:26 pmCastries Hewanorra
May 5
UVF2:45 pmCastries Hewanorra
17h 53m
2 stops
SDF8:38 amLouisville Intl
$701
American Airlines
Jul 13
SDF8:19 pmLouisville Intl
17h 55m
1 stop
UVF2:14 pmCastries Hewanorra
Jul 18
UVF1:08 pmCastries Hewanorra
20h 14m
2 stops
SDF9:22 amLouisville Intl
$706

momondo 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, momondo users made 832,500 searches. Data last updated March 18, 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

Tue 4/28

6:06 am-1:45 pm

1 stop7h 39m

Castries Hewanorra

Tue 5/5

2:45 pm-11:59 pm

1 stop9h 14m

$696

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Tue 4/28

6:06 am-1:45 pm

1 stop7h 39m

Castries Hewanorra

Tue 5/5

2:45 pm-8:38 am

2 stops17h 53m

$701

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 7/13

8:19 pm-2:14 pm

1 stop17h 55m

Castries Hewanorra

Sat 7/18

1:08 pm-9:22 am

2 stops20h 14m

$706
Quickest round-trip

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 5/2

7:05 am-2:02 pm

1 stop6h 57m

Castries Hewanorra

Wed 5/6

3:22 pm-11:59 pm

1 stop8h 37m

$753

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 7/13

8:19 pm-2:14 pm

1 stop17h 55m

Castries Hewanorra

Sat 7/18

1:08 pm-11:52 pm

1 stop10h 44m

$798

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 5/25

3:52 pm-12:02 pm

2 stops20h 10m

Castries Hewanorra

Sat 5/30

2:06 pm-11:08 pm

1 stop9h 02m

$803

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 5/25

3:52 pm-12:02 pm

2 stops20h 10m

Castries Hewanorra

Sat 5/30

2:06 pm-11:42 am

1 stop21h 36m

$814

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 5/2

7:05 am-2:02 pm

1 stop6h 57m

Castries Hewanorra

Tue 5/5

3:22 pm-11:59 pm

1 stop8h 37m

$829

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 5/2

7:01 pm-2:26 pm

2 stops19h 25m

Castries Hewanorra

Wed 5/6

3:28 pm-9:38 am

2 stops18h 10m

$831

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 7/13

8:19 pm-2:14 pm

1 stop17h 55m

Castries Hewanorra

Sat 7/18

2:22 pm-11:42 am

1 stop21h 20m

$839

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 57m

Direct flights

None
The fastest flight from Louisville to Saint Lucia takes 6h 57m
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?

  • 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
American AirlinesPriceFrom $615Free CancellationRating
7.1
11,468 reviews
Search American Airlines flights
DeltaPriceFrom $617Free CancellationRating
7.9
8,286 reviews
Search Delta flights

  • How do I get Price Alerts for flights from Louisville to Saint Lucia?

    Search flight deals from Louisville to Saint Lucia. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Louisville to Saint Lucia with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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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