Latest deals
FAQs
Reviews
Price Alerts

Cheap flights from Louisville to Saint Lucia from $580

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 4/12. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
6:01 am - 1:35 pm
SDF
-
UVF
7h 34m
1 stop
American Airlines Logo
3:28 pm - 12:25 am
UVF
-
SDF
8h 57m
1 stop
$580American Airlines
Sun, Apr 12 - Thu, Apr 16
American Airlines Logo
6:01 am - 1:35 pm
SDF
-
UVF
7h 34m
1 stop
American Airlines Logo
3:28 pm - 10:47 am
UVF
-
SDF
19h 19m
2 stops
$585American Airlines
Sun, Apr 12 - Thu, Apr 16
American Airlines Logo
7:57 pm - 1:35 pm
SDF
-
UVF
17h 38m
2 stops
American Airlines Logo
3:28 pm - 9:53 am
UVF
-
SDF
18h 25m
1 stop
$715American Airlines
Mon, Apr 6 - Mon, Apr 13
American Airlines Logo
6:00 am - 4:02 pm
SDF
-
UVF
9h 02m
1 stop
American Airlines Logo
4:18 pm - 9:02 am
UVF
-
SDF
17h 44m
1 stop
$775American Airlines
Sun, Feb 8 - Sat, Feb 14
American Airlines Logo
7:57 pm - 2:21 pm
SDF
-
UVF
18h 24m
1 stop
American Airlines Logo
3:28 pm - 9:53 am
UVF
-
SDF
18h 25m
1 stop
$779American Airlines
Mon, Apr 6 - Mon, Apr 13
American Airlines Logo
4:32 pm - 1:46 pm
SDF
-
UVF
20h 14m
2 stops
American Airlines Logo
4:18 pm - 10:42 am
UVF
-
SDF
19h 24m
2 stops
$780American Airlines
Sun, Feb 8 - Sat, Feb 14
American Airlines Logo
8:00 pm - 3:58 pm
SDF
-
UVF
18h 58m
2 stops
American Airlines Logo
3:08 pm - 11:13 am
UVF
-
SDF
21h 05m
1 stop
$790American Airlines
Sat, Feb 14 - Sat, Feb 28
American Airlines Logo
8:00 pm - 3:58 pm
SDF
-
UVF
18h 58m
2 stops
American Airlines Logo
3:08 pm - 9:02 am
UVF
-
SDF
18h 54m
2 stops
$799American Airlines
Sat, Feb 14 - Sat, Feb 28
American Airlines Logo
8:00 pm - 2:48 pm
SDF
-
UVF
17h 48m
2 stops
American Airlines Logo
3:08 pm - 3:03 pm
UVF
-
SDF
24h 55m
1 stop
$808American Airlines
Sat, Feb 14 - Sat, Feb 28
Delta Logo
7:00 am - 3:05 pm
SDF
-
UVF
7h 05m
1 stop
Delta Logo
4:25 pm - 11:58 pm
UVF
-
SDF
8h 33m
1 stop
$825Delta
Mon, Feb 9 - Sat, Feb 14

American Airlines flights from Louisville to Saint Lucia

Our best American Airlines deals on Louisville to Saint Lucia flight tickets
American Airlines
Apr 12
SDF6:01 amLouisville Intl
7h 34m
1 stop
UVF1:35 pmCastries Hewanorra
Apr 16
UVF3:28 pmCastries Hewanorra
8h 57m
1 stop
SDF12:25 amLouisville Intl
$580
American Airlines
Apr 12
SDF6:01 amLouisville Intl
7h 34m
1 stop
UVF1:35 pmCastries Hewanorra
Apr 16
UVF3:28 pmCastries Hewanorra
19h 19m
2 stops
SDF10:47 amLouisville Intl
$585
American Airlines
Apr 6
SDF7:57 pmLouisville Intl
17h 38m
2 stops
UVF1:35 pmCastries Hewanorra
Apr 13
UVF3:28 pmCastries Hewanorra
18h 25m
1 stop
SDF9:53 amLouisville Intl
$715

Delta flights from Louisville to Saint Lucia

Our best Delta deals on Louisville to Saint Lucia flight tickets
Delta
Feb 9
SDF7:00 amLouisville Intl
7h 05m
1 stop
UVF3:05 pmCastries Hewanorra
Feb 14
UVF4:25 pmCastries Hewanorra
8h 33m
1 stop
SDF11:58 pmLouisville Intl
$825
Delta
Feb 4
SDF5:35 amLouisville Intl
8h 30m
1 stop
UVF3:05 pmCastries Hewanorra
Feb 8
UVF4:25 pmCastries Hewanorra
8h 25m
1 stop
SDF11:50 pmLouisville Intl
$875
Delta
Feb 5
SDF7:00 amLouisville Intl
7h 05m
1 stop
UVF3:05 pmCastries Hewanorra
Feb 8
UVF4:25 pmCastries Hewanorra
8h 25m
1 stop
SDF11:50 pmLouisville Intl
$900

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 January 26, 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

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sun 4/12

6:01 am-1:35 pm

1 stop7h 34m

Castries Hewanorra

Thu 4/16

3:28 pm-12:25 am

1 stop8h 57m

$580

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sun 4/12

6:01 am-1:35 pm

1 stop7h 34m

Castries Hewanorra

Thu 4/16

3:28 pm-10:47 am

2 stops19h 19m

$585

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 4/6

7:57 pm-1:35 pm

2 stops17h 38m

Castries Hewanorra

Mon 4/13

3:28 pm-9:53 am

1 stop18h 25m

$715

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sun 2/8

6:00 am-4:02 pm

1 stop9h 02m

Castries Hewanorra

Sat 2/14

4:18 pm-9:02 am

1 stop17h 44m

$775

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 4/6

7:57 pm-2:21 pm

1 stop18h 24m

Castries Hewanorra

Mon 4/13

3:28 pm-9:53 am

1 stop18h 25m

$779

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sun 2/8

4:32 pm-1:46 pm

2 stops20h 14m

Castries Hewanorra

Sat 2/14

4:18 pm-10:42 am

2 stops19h 24m

$780

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 2/14

8:00 pm-3:58 pm

2 stops18h 58m

Castries Hewanorra

Sat 2/28

3:08 pm-11:13 am

1 stop21h 05m

$790

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 2/14

8:00 pm-3:58 pm

2 stops18h 58m

Castries Hewanorra

Sat 2/28

3:08 pm-9:02 am

2 stops18h 54m

$799

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Sat 2/14

8:00 pm-2:48 pm

2 stops17h 48m

Castries Hewanorra

Sat 2/28

3:08 pm-3:03 pm

1 stop24h 55m

$808

LouisvilleCastries

SDF - UVF

SDFUVF

Louisville Intl

Mon 2/9

7:00 am-3:05 pm

1 stop7h 05m

Castries Hewanorra

Sat 2/14

4:25 pm-11:58 pm

1 stop8h 33m

$825

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

7h 05m

Direct flights

None
The fastest flight from Louisville to Saint Lucia takes 7h 05m
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
7.2
11,189 reviews
Search American Airlines flights
DeltaPriceFrom $617Free CancellationRating
7.9
8,111 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 2/25
Wed 3/4
By creating a price alert you accept our terms of use and privacy policy.

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
Flights to Castriesfrom $456