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Saint Thomas Island

$144+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STT
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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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 October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/57:04 pmSDF - STT
2 stops16h 58mAmerican Airlines
Sat 12/136:17 pmSTT - SDF
2 stops17h 24mAmerican Airlines
Deal found 10/27$371
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:46 pmSDF - STT
1 stop16h 14mMultiple Airlines
Tue 12/23:25 pmSTT - SDF
2 stops48h 50mMultiple Airlines
Deal found 10/27$424
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/167:31 pmSDF - STT
2 stops20h 26mAmerican Airlines
Fri 11/2112:28 pmSTT - SDF
1 stop10h 19mAmerican Airlines
Deal found 10/26$451
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 10/316:00 amSDF - STT
2 stops10h 05mAmerican Airlines
Tue 2/104:47 pmSTT - SDF
2 stops18h 51mAmerican Airlines
Deal found 10/26$456
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/238:31 pmSDF - STT
1 stop15h 24mMultiple Airlines
Wed 11/262:00 pmSTT - SDF
1 stop7h 21mMultiple Airlines
Deal found 10/26$468
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/176:00 amSDF - STT
2 stops9h 57mAmerican Airlines
Tue 12/26:17 pmSTT - SDF
2 stops17h 05mAmerican Airlines
Deal found 10/27$505
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 10/307:08 pmSDF - STT
2 stops20h 57mAmerican Airlines
Sat 11/15:20 pmSTT - SDF
2 stops19h 10mAmerican Airlines
Deal found 10/26$541
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/237:31 pmSDF - STT
1 stop16h 25mAmerican Airlines
Wed 11/264:27 pmSTT - SDF
2 stops19h 11mAmerican Airlines
Deal found 10/26$551
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/97:31 pmSDF - STT
2 stops18h 54mAmerican Airlines
Thu 11/134:27 pmSTT - SDF
1 stop8h 55mAmerican Airlines
Deal found 10/25$558
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:47 amSDF - STT
1 stop22h 09mMultiple Airlines
Tue 12/23:25 pmSTT - SDF
2 stops48h 50mMultiple Airlines
Deal found 10/26$559
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/227:24 pmSDF - STT
2 stops19h 11mAmerican Airlines
Mon 12/292:31 pmSTT - SDF
2 stops10h 45mAmerican Airlines
Deal found 10/28$571

Cheap flight deals from Louisville to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$305
(Travelocity)

One-way from

$144
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$593
Provider with most accurate pricing for Louisville Intl-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Saint Thomas Island Cyril E King flights.
Search Deals
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 ($133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Saint Thomas Island 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 October 28, 2025.
Use the filters below to find and compare flights from Louisville to Saint Thomas Island that are best for you.

Fly from

Louisville

Fly to

Saint Thomas Island

Route

Depart

Return

Price

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Wed 3/11

6:31 am-12:55 pm

1 stop6h 24m

Saint Thomas Island Cyril E King

Tue 3/17

12:30 pm-12:14 am

1 stop11h 44m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Tue 3/10

6:00 am-11:50 am

1 stop5h 50m

Saint Thomas Island Cyril E King

Wed 3/11

2:00 pm-8:52 pm

1 stop6h 52m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Fri 12/5

6:23 pm-1:02 pm

1 stop17h 39m

Saint Thomas Island Cyril E King

Sat 12/13

6:17 pm-10:41 am

2 stops17h 24m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 2/23

6:00 am-5:30 pm

2 stops10h 30m

Saint Thomas Island Cyril E King

Wed 3/4

6:36 pm-11:04 am

2 stops17h 28m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 11/9

7:31 pm-3:25 pm

2 stops18h 54m

Saint Thomas Island Cyril E King

Thu 11/13

2:56 pm-12:22 am

2 stops10h 26m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Thu 2/5

7:20 pm-3:56 pm

2 stops19h 36m

Saint Thomas Island Cyril E King

Sun 2/8

6:39 pm-11:15 am

1 stop17h 36m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 2/23

9:30 am-12:28 pm

1 stop25h 58m

Saint Thomas Island Cyril E King

Mon 3/2

1:33 pm-9:54 am

1 stop21h 21m

$411

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 11/17

7:46 pm-1:00 pm

1 stop16h 14m

$144

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Mon 11/17

6:00 am-4:57 pm

2 stops9h 57m

$184

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 11/2

6:24 pm-3:25 pm

2 stops20h 01m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 18 results
1
2

Compare providers for flights from Louisville to Saint Thomas Island

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Saint Thomas Island in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Saint Thomas Island flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-Saint Thomas Island flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Louisville-Saint Thomas Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Saint Thomas Island flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Saint Thomas Island. Price data was last updated on October 24, 2025.

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, July is the cheapest month in which you can book a flight from Louisville to Saint Thomas Island (average of $109). Flying from Louisville to Saint Thomas Island in November is currently the most expensive (average of $414). 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?

Find hourly flight availability from Louisville to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

It’s optimal to fly from Louisville to Saint Thomas Island in the afternoon. By choosing this option you can save up to 55% on the cost of your flight, compared to a flight at noon.

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

Reviews of airlines servicing Saint Thomas Island

Get insights into the airlines that provide service to Saint Thomas Island. 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 Thomas Island. Reviews last updated October 28, 2025.
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
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Spirit Airlines
6.3
Okay
8,116 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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?

    Airlines like American Airlines and Delta fly from Louisville to Saint Thomas Island in about 5h 50m. The time it takes to get you to your destination can typically vary by up to 34m. 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 $349. 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, July is the cheapest month in which you can book a flight from Louisville to Saint Thomas Island (average of $109). Flying from Louisville to Saint Thomas Island in November is currently the most expensive (average of $414). 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

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

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Top 4 airlines flying from Louisville to Saint Thomas Island

Discover the top 4 airlines that operate flights from Louisville to Saint Thomas Island. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$183Average$309FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$277Average$599FlexibilityNo cancel feeOn-time69%
DeltaCheapest$349Average$503FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$349Average$633FlexibilityNo cancel feeOn-time71%

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