What is the cheapest airline that flies from Louisville Intl to Saint Thomas Island Cyril E King?

Spirit Airlines, United Airlines, and American Airlines are the most popular carriers operating from Louisville Intl to Saint Thomas Island Cyril E King

Which airport is the most popular layover for flights between Louisville and Saint Thomas Island?

Atlanta (ATL) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Saint Thomas Island?

Flights via Orlando (MCO) offer the lowest average round-trip price of $237.

Which layover airport has the shortest connection time from Louisville to Saint Thomas Island?

Atlanta (ATL) has the shortest average layover time for this route: 2h 32m.

Which layover airport has the shortest travel time from Louisville to Saint Thomas Island?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 7h 22m.

What airlines fly to Saint Thomas Island?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Saint Thomas Island from Louisville according to our data. American Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Saint Thomas Island. Keep in mind that there are 5 different airlines that fly to Saint Thomas Island on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

Prices for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport were last updated today.

How many operators does momondo search for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

There are 4 operators available for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport as of July 2025.

How old do you have to be to fly from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport.

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

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

$172 Cheap Flights from Louisville to Saint Thomas Island in 2025

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Find the cheapest flights from Louisville to Saint Thomas Island

Round-trip

One-way

Cheap round-trip flights

8:40 pm - 9:44 amSDF-STT

13h 04m1 stop

2:01 pm - 10:40 pmSTT-SDF

8h 39m1 stop

$252Spirit Airlines

Find Deal

Thu, Oct 9 - Thu, Oct 16

8:40 pm - 9:44 amSDF-STT

13h 04m1 stop

2:01 pm - 10:40 pmSTT-SDF

8h 39m1 stop

$264Spirit Airlines

Find Deal

Thu, Oct 16 - Thu, Oct 23

7:58 pm - 11:13 amSDF-STT

15h 15m1 stop

2:43 pm - 11:52 amSTT-SDF

21h 09m1 stop

$284Spirit Airlines

Find Deal

Mon, Aug 18 - Wed, Aug 27

8:40 pm - 9:44 amSDF-STT

13h 04m1 stop

2:01 pm - 9:01 amSTT-SDF

19h 00m3 stops

$365

Find Deal

Thu, Oct 9 - Thu, Oct 16

7:09 pm - 4:00 pmSDF-STT

20h 51m2 stops

5:10 pm - 11:58 pmSTT-SDF

6h 48m1 stop

$371American Airlines

Find Deal

Wed, Sep 3 - Mon, Sep 8

6:31 am - 5:25 pmSDF-STT

9h 54m1 stop

4:35 pm - 12:17 amSTT-SDF

8h 42m1 stop

$396American Airlines

Find Deal

Sun, Jan 18 - Tue, Jan 20

12:24 pm - 1:48 pmSDF-STT

25h 24m3 stops

2:43 pm - 1:51 pmSTT-SDF

23h 08m3 stops

$444

Find Deal

Mon, Aug 18 - Wed, Aug 27

7:00 am - 4:18 pmSDF-STT

8h 18m1 stop

3:05 pm - 10:09 pmSTT-SDF

8h 04m1 stop

$530United Airlines

Find Deal

Sun, Dec 14 - Mon, Dec 22

7:00 am - 4:18 pmSDF-STT

8h 18m1 stop

3:05 pm - 10:09 pmSTT-SDF

8h 04m1 stop

$599United Airlines

Find Deal

Sun, Dec 14 - Tue, Dec 23

6:00 am - 2:22 pmSDF-STT

7h 22m1 stop

3:10 pm - 10:36 pmSTT-SDF

8h 26m1 stop

$664Delta

Find Deal

Mon, Dec 15 - Wed, Dec 24

Spirit Airlines flights from Louisville to Saint Thomas Island

Our best Spirit Airlines deals on Louisville to Saint Thomas Island flight tickets

Spirit Airlines

Oct 9

SDF8:40 pmLouisville Intl

13h 04m

1 stop

STT9:44 amSaint Thomas Island Cyril E King

Oct 16

STT2:01 pmSaint Thomas Island Cyril E King

8h 39m

1 stop

SDF10:40 pmLouisville Intl

$252

Find similar

Spirit Airlines

Oct 16

SDF8:40 pmLouisville Intl

13h 04m

1 stop

STT9:44 amSaint Thomas Island Cyril E King

Oct 23

STT2:01 pmSaint Thomas Island Cyril E King

8h 39m

1 stop

SDF10:40 pmLouisville Intl

$264

Find similar

Spirit Airlines

Aug 18

SDF7:58 pmLouisville Intl

15h 15m

1 stop

STT11:13 amSaint Thomas Island Cyril E King

Aug 27

STT2:43 pmSaint Thomas Island Cyril E King

21h 09m

1 stop

SDF11:52 amLouisville Intl

$284

Find similar

American Airlines flights from Louisville to Saint Thomas Island

Our best American Airlines deals on Louisville to Saint Thomas Island flight tickets

American Airlines

Sep 3

SDF7:09 pmLouisville Intl

20h 51m

2 stops

STT4:00 pmSaint Thomas Island Cyril E King

Sep 8

STT5:10 pmSaint Thomas Island Cyril E King

6h 48m

1 stop

SDF11:58 pmLouisville Intl

$371

Find similar

American Airlines

Jan 18

SDF6:31 amLouisville Intl

9h 54m

1 stop

STT5:25 pmSaint Thomas Island Cyril E King

Jan 20

STT4:35 pmSaint Thomas Island Cyril E King

8h 42m

1 stop

SDF12:17 amLouisville Intl

$396

Find similar

American Airlines

Dec 15

SDF4:02 pmLouisville Intl

19h 08m

2 stops

STT12:10 pmSaint Thomas Island Cyril E King

Dec 19

STT6:35 pmSaint Thomas Island Cyril E King

17h 00m

2 stops

SDF10:35 amLouisville Intl

$457

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 10/9

8:40 pm-9:44 am

1 stop13h 04m

Saint Thomas Island Cyril E King

Thu 10/16

2:01 pm-10:40 pm

1 stop8h 39m

$252

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 10/16

8:40 pm-9:44 am

1 stop13h 04m

Saint Thomas Island Cyril E King

Thu 10/23

2:01 pm-10:40 pm

1 stop8h 39m

$264

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 8/18

7:58 pm-11:13 am

1 stop15h 15m

Saint Thomas Island Cyril E King

Wed 8/27

2:43 pm-11:52 am

1 stop21h 09m

$284

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 10/9

8:40 pm-9:44 am

1 stop13h 04m

Saint Thomas Island Cyril E King

Thu 10/16

2:01 pm-9:01 am

3 stops19h 00m

$365

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Wed 9/3

7:09 pm-4:00 pm

2 stops20h 51m

Saint Thomas Island Cyril E King

Mon 9/8

5:10 pm-11:58 pm

1 stop6h 48m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 1/18

6:31 am-5:25 pm

1 stop9h 54m

Saint Thomas Island Cyril E King

Tue 1/20

4:35 pm-12:17 am

1 stop8h 42m

$396

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 8/18

12:24 pm-1:48 pm

3 stops25h 24m

Saint Thomas Island Cyril E King

Wed 8/27

2:43 pm-1:51 pm

3 stops23h 08m

$444

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 12/14

7:00 am-4:18 pm

1 stop8h 18m

Saint Thomas Island Cyril E King

Mon 12/22

3:05 pm-10:09 pm

1 stop8h 04m

$530

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 12/14

7:00 am-4:18 pm

1 stop8h 18m

Saint Thomas Island Cyril E King

Tue 12/23

3:05 pm-10:09 pm

1 stop8h 04m

$599

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 12/15

6:00 am-2:22 pm

1 stop7h 22m

Saint Thomas Island Cyril E King

Wed 12/24

3:10 pm-10:36 pm

1 stop8h 26m

$664

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How to get the cheapest flight ticket from Louisville to Saint Thomas Island

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Saint Thomas Island?

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Louisville averaging around $380.

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

On average, the least expensive day to fly to Saint Thomas Island from Louisville is on a Friday. momondo users have found tickets for Friday departures for as low as $431. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Louisville to Saint Thomas Island for around $691.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $260. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $564. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $540 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Louisville for as low as $268 on momondo.

When to book flights from Louisville to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Saint Thomas Island (SDF to STT) flight deals and tips

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

Best Price Found	$201
Fastest flight time	5h 39m
Direct flights	None
Airports in Saint Thomas Island	1 airport

The best one-way flight to Saint Thomas Island from Louisville in the past 72 hours is $201. The best round-trip flight deal from Louisville to Saint Thomas Island found on momondo in the last 72 hours is $252.

The fastest flight from Louisville to Saint Thomas Island takes 5h 39m

There are no direct flights from Louisville to Saint Thomas Island. Popular non-direct route for this connection is Louisville Intl Airport - Saint Thomas Island Cyril E King Airport.

There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)

Search flight deals

How far is Louisville Intl to Saint Thomas Island Cyril E King by plane?
Louisville Intl and Saint Thomas Island Cyril E King are 1859.4 mi apart from one another. A reasonable flight in good conditions will take 6h 19m.
When did momondo last update prices for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?
Prices for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport were last updated today.
How many operators does momondo search for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?
There are 4 operators available for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport as of July 2025.
How old do you have to be to fly from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport.
What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?
The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King Airport 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 Thomas Island Cyril E King Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Louisville to Saint Thomas Island?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Saint Thomas Island is American Airlines (55% of total bookings). The next most popular airlines are Delta (19%), Spirit Airlines (14%), and United Airlines (12%).

Best airlines flying from Louisville to Saint Thomas Island

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $183	Free Cancellation	Rating 6.3 8,049 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $277	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Delta	PriceFrom $311	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $327	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

St. John

Why use momondo?

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

Finding the right flight to Saint Thomas Island from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Thomas Island quick and easy, saving you time and money.

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

Flights from Louisville to Saint Thomas Island with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Saint Thomas Island from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Saint Thomas Island 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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Cheap flights from Louisville to Saint Thomas Island from $201

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Saint Thomas Island departing on 12/4. 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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Filter for what you want

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Find the cheapest flights from Louisville to Saint Thomas Island

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Spirit Airlines flights from Louisville to Saint Thomas Island

Our best Spirit Airlines deals on Louisville to Saint Thomas Island flight tickets

American Airlines flights from Louisville to Saint Thomas Island

Our best American Airlines deals on Louisville to Saint Thomas Island flight tickets

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Use the filters below to find and compare flights from Louisville to Saint Thomas Island that are best for you.

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Louisville to Saint Thomas Island

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 month to fly to Saint Thomas Island?

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Louisville averaging around $380.

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

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

How far in advance should I book a flight to Saint Thomas Island?

What is the cheapest airline that flies from Louisville Intl to Saint Thomas Island Cyril E King?

Spirit Airlines, United Airlines, and American Airlines are the most popular carriers operating from Louisville Intl to Saint Thomas Island Cyril E King

What airlines fly to Saint Thomas Island?

Which airport is the most popular layover for flights between Louisville and Saint Thomas Island?

Atlanta (ATL) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Saint Thomas Island?

Flights via Orlando (MCO) offer the lowest average round-trip price of $237.

Which layover airport has the shortest travel time from Louisville to Saint Thomas Island?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 7h 22m.

Which layover airport has the shortest connection time from Louisville to Saint Thomas Island?

Atlanta (ATL) has the shortest average layover time for this route: 2h 32m.

When to book flights from Louisville to Saint Thomas Island

Cheap Louisville to Saint Thomas Island (SDF to STT) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Saint Thomas Island

How far is Louisville Intl to Saint Thomas Island Cyril E King by plane?

When did momondo last update prices for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

How many operators does momondo search for flights from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

How old do you have to be to fly from Louisville Intl Airport to Saint Thomas Island Cyril E King Airport?

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

What is the most popular airline from Louisville to Saint Thomas Island?

Best airlines flying from Louisville to Saint Thomas Island

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

Traveling to a place near Saint Thomas Island?

Why use momondo?

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

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

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

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

An easier way to manage your Saint Thomas Island 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 the U.S. Virgin Islands

Airports servicing U.S. Virgin Islands