How long is the flight from Louisville to Saint Thomas Island?

Airlines like Spirit Airlines and American Airlines fly from Louisville to Saint Thomas Island in about 8h 11m. The time it takes to get you to your destination can typically vary by up to 11h 41m. The distance from Louisville to Saint Thomas Island is about 1854 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Louisville to Saint Thomas Island round-trip?

Cheapflights users have booked flights from Louisville to Saint Thomas Island round-trip from $183. Other airlines that can offer you cheap pricing are United Airlines, from $277, and American Airlines, from $327. Users have found that Spirit Airlines is 66% cheaper than the other options available to this destination.

What is the cheapest day to fly from Louisville to Saint Thomas Island?

Travelers seeking maximum savings on their Louisville to Saint Thomas Island flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Louisville to Saint Thomas Island?

Consider American Airlines, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Louisville to Saint Thomas Island.

What is the cheapest day to fly round-trip from Louisville to Saint Thomas Island?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 60% on your flight compared to booking on days when demand is much higher.

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

To save up to 107% on this flight, we recommend booking at least 23 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Louisville to Saint Thomas Island from $380 1-2 weeks out and tickets from $380 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of January. Prices to Saint Thomas Island from Louisville average $545. You can even find prices in January for less than $545, as users have found deals to Saint Thomas Island from as low as $183. The month of June appears to be one of the more expensive times to travel to Saint Thomas Island from Louisville. Flying in the targeted month can save you up to 53%.

How can I find direct flights from Louisville to Saint Thomas Island?

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

Can I find deals for business class flights from Louisville to Saint Thomas Island?

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

$188+ Flights from Louisville to Saint Thomas Island

Q: How much does it cost to fly round-trip from Louisville to Saint Thomas Island?

Airfare is below average for this route at the moment. Louisville to Saint Thomas Island flights typically cost between $371 and $572 in February. The cheapest round-trip price found within the last 3 days was $315 on Spirit Airlines (Feb 7-Feb 11).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Louisville to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Saint Thomas Island

Round-trip from	$315 (Priceline)
One-way from	$188 (KAYAK)
Popular in	June
Cheapest in	January
Average price	$420

From Louisville Intl to Saint Thomas Island Cyril E King

Search Deals

One-way flight from Louisville Intl to Saint Thomas Island Cyril E King

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($129 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Louisville to Saint Thomas Island

Cheapest flights from Louisville to Saint Thomas Island
Explore the most affordable flight options available from Louisville to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

jue. 10/167:15 amSDF - STT

1 stop5h 44mSpirit Airlines

jue. 10/2311:01 amSTT - SDF

1 stop7h 02mSpirit Airlines

Deal found 9/10

$347

mié. 10/85:31 pmSDF - STT

1 stop16h 25mSpirit Airlines

mié. 10/1511:01 amSTT - SDF

2 stops35h 46mSpirit Airlines

Deal found 9/10

$350

vie. 9/197:09 pmSDF - STT

2 stops20h 51mAmerican Airlines

lun. 9/225:10 pmSTT - SDF

2 stops20h 44mAmerican Airlines

Deal found 9/10

$371

mié. 10/155:31 pmSDF - STT

1 stop16h 25mSpirit Airlines

dom. 10/192:04 pmSTT - SDF

1 stop8h 43mSpirit Airlines

Deal found 9/11

$443

sáb. 9/208:23 amSDF - STT

1 stop25h 21mSpirit Airlines

sáb. 9/2710:49 amSTT - SDF

1 stop11h 15mSpirit Airlines

Deal found 9/10

$450

Best flights from Louisville to Saint Thomas Island
Discover carefully curated flight deals from Louisville to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 11, 2025.

sáb. 2/76:00 amSDF - STT

1 stop8h 11mSpirit Airlines

mié. 2/114:06 pmSTT - SDF

1 stop8h 39mSpirit Airlines

Deal found 9/9

$315

jue. 12/118:06 pmSDF - STT

2 stops19h 52mAmerican Airlines

lun. 12/155:29 pmSTT - SDF

2 stops17h 37mAmerican Airlines

Deal found 9/11

$371

mar. 3/106:00 amSDF - STT

1 stop5h 50mDelta

mié. 3/111:00 pmSTT - SDF

1 stop7h 52mDelta

Deal found 9/9

$371

jue. 10/167:15 amSDF - STT

1 stop5h 44mSpirit Airlines

jue. 10/2311:01 amSTT - SDF

1 stop7h 02mSpirit Airlines

Deal found 9/10

$347

sáb. 2/73:59 pmSDF - STT

2 stops19h 11mAmerican Airlines

mié. 2/116:35 pmSTT - SDF

1 stop6h 42mAmerican Airlines

Deal found 9/9

$371

mié. 10/85:31 pmSDF - STT

1 stop16h 25mSpirit Airlines

mié. 10/1511:01 amSTT - SDF

2 stops35h 46mSpirit Airlines

Deal found 9/10

$350

jue. 1/86:51 amSDF - STT

1 stop6h 49mAmerican Airlines

lun. 1/124:25 pmSTT - SDF

2 stops19h 21mAmerican Airlines

Deal found 9/11

$371

jue. 10/168:08 pmSDF - STT

1 stop14h 42mAmerican Airlines

jue. 10/2311:45 amSTT - SDF

1 stop10h 46mAmerican Airlines

Deal found 9/11

$371

Last-minute flights from Louisville to Saint Thomas Island
Discover last-minute flight deals from Louisville to Saint Thomas Island. Data last updated septiembre 11, 2025 and is based on user searches.

vie. 9/197:09 pmSDF - STT

2 stops20h 51mAmerican Airlines

lun. 9/225:10 pmSTT - SDF

2 stops20h 44mAmerican Airlines

Deal found 9/10

$371

sáb. 9/208:23 amSDF - STT

1 stop25h 21mSpirit Airlines

sáb. 9/2710:49 amSTT - SDF

1 stop11h 15mSpirit Airlines

Deal found 9/10

$450

mié. 10/85:31 pmSDF - STT

1 stop16h 25mSpirit Airlines

mié. 10/1511:01 amSTT - SDF

2 stops35h 46mSpirit Airlines

Deal found 9/10

$350

mié. 10/155:31 pmSDF - STT

1 stop16h 25mSpirit Airlines

dom. 10/192:04 pmSTT - SDF

1 stop8h 43mSpirit Airlines

Deal found 9/11

$443

jue. 10/167:15 amSDF - STT

1 stop5h 44mSpirit Airlines

jue. 10/2311:01 amSTT - SDF

1 stop7h 02mSpirit Airlines

Deal found 9/10

$347

One-way flights from Louisville to Saint Thomas Island
Search for one-way flight options from Louisville to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.

jue. 12/46:00 amSDF - STT

1 stop8h 11mSpirit Airlines

Deal found 9/10

$188

jue. 12/46:25 amSDF - STT

2 stops9h 33mAmerican Airlines

Deal found 9/10

$272

Cheapflights 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

sáb. 2/7

6:00 am-3:11 pm

1 stop8h 11m

Saint Thomas Island Cyril E King

mié. 2/11

4:06 pm-11:45 pm

1 stop8h 39m

$315

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 10/16

7:15 am-12:59 pm

1 stop5h 44m

Saint Thomas Island Cyril E King

jue. 10/23

11:01 am-6:03 pm

1 stop7h 02m

$347

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

mié. 10/8

5:31 pm-9:56 am

1 stop16h 25m

Saint Thomas Island Cyril E King

mié. 10/15

11:01 am-10:47 pm

2 stops35h 46m

$350

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 12/11

8:06 pm-4:58 pm

2 stops19h 52m

Saint Thomas Island Cyril E King

lun. 12/15

5:29 pm-10:06 am

2 stops17h 37m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

mar. 3/10

6:00 am-11:50 am

1 stop5h 50m

Saint Thomas Island Cyril E King

mié. 3/11

1:00 pm-8:52 pm

1 stop7h 52m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

sáb. 2/7

3:59 pm-12:10 pm

2 stops19h 11m

Saint Thomas Island Cyril E King

mié. 2/11

6:35 pm-12:17 am

1 stop6h 42m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 1/8

6:51 am-2:40 pm

1 stop6h 49m

Saint Thomas Island Cyril E King

lun. 1/12

4:25 pm-10:46 am

2 stops19h 21m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 10/16

8:08 pm-10:50 am

1 stop14h 42m

Saint Thomas Island Cyril E King

jue. 10/23

11:45 am-10:31 pm

1 stop10h 46m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 12/4

6:00 am-3:11 pm

1 stop8h 11m

$188

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

jue. 12/4

6:25 am-4:58 pm

2 stops9h 33m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Louisville to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island 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 Thomas Island

How far ahead should I book a flight from Louisville to Saint Thomas Island?

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Saint Thomas Island. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Saint Thomas Island (average of $433). Flying from Louisville to Saint Thomas Island in June is currently the most expensive (average of $645). 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.

What is the cheapest time of day to fly from SDF to STT?

It’s optimal to fly from Louisville to Saint Thomas Island at noon. By choosing this option you can save up to 54% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Louisville to Saint Thomas Island?

Reviews of airlines servicing Saint Thomas Island

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Louisville to Saint Thomas Island by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,960 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,937 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,023 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Louisville to Saint Thomas Island?
Airlines like Spirit Airlines and American Airlines fly from Louisville to Saint Thomas Island in about 8h 11m. The time it takes to get you to your destination can typically vary by up to 11h 41m. The distance from Louisville to Saint Thomas Island is about 1854 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Louisville to Saint Thomas Island round-trip?
Cheapflights users have booked flights from Louisville to Saint Thomas Island round-trip from $183. Other airlines that can offer you cheap pricing are United Airlines, from $277, and American Airlines, from $327. Users have found that Spirit Airlines is 66% cheaper than the other options available to this destination.
Can I find deals for flights from Louisville to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on Louisville to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to Saint Thomas Island?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Saint Thomas Island.
Can I find deals for business class flights from Louisville to Saint Thomas Island?
Yes. Cheapflights offers flight deals from Louisville to Saint Thomas Island 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 Thomas Island?
Currently, September is the cheapest month in which you can book a flight from Louisville to Saint Thomas Island (average of $433). Flying from Louisville to Saint Thomas Island in June is currently the most expensive (average of $645). 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

St. John

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Louisville to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$183	Average$310	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$277	Average$546	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$327	Average$634	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$346	Average$498	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$188+ Cheap flights from Louisville (SDF) to Saint Thomas Island (STT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Louisville to Saint Thomas Island

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Louisville to Saint Thomas Island

Cheapest flights from Louisville to Saint Thomas IslandExplore the most affordable flight options available from Louisville to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

Explore the most affordable flight options available from Louisville to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Louisville to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Louisville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Saint Thomas Island

How far ahead should I book a flight from Louisville to Saint Thomas Island?

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

What is the cheapest time of day to fly from SDF to STT?

How much does it cost to fly round-trip from Louisville to Saint Thomas Island?

Reviews of airlines servicing Saint Thomas Island

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Louisville to Saint Thomas Island by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Louisville to Saint Thomas Island?

What are the cheapest airlines flying from Louisville to Saint Thomas Island round-trip?

Can I find deals for flights from Louisville to Saint Thomas Island that include hotel bookings?

How can I find direct flights from Louisville to Saint Thomas Island?

Can I find deals for business class flights from Louisville to Saint Thomas Island?

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

Traveling to a place near Saint Thomas Island?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Louisville to Saint Thomas Island

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Louisville to Saint Thomas Island
Explore the most affordable flight options available from Louisville to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.