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Saint Thomas Island

$148+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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 12/187:24 pmSDF - STT
2 stops16h 59mAmerican Airlines
Wed 12/244:25 pmSTT - SDF
1 stop8h 34mAmerican Airlines
Deal found 12/10$371
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amSDF - STT
1 stop9h 25mDelta
Mon 12/291:48 pmSTT - SDF
1 stop8h 03mDelta
Deal found 12/10$456
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/226:03 amSDF - STT
2 stops10h 36mAmerican Airlines
Mon 12/291:30 pmSTT - SDF
2 stops9h 44mAmerican Airlines
Deal found 12/11$571
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Sat 12/275:05 amSDF - STT
1 stop29h 26mSpirit Airlines
Wed 12/3112:31 pmSTT - SDF
1 stop12h 28mSpirit Airlines
Deal found 12/11$710
This Mytrip deal was found by Cheapflights users on 12/11. 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.
Sat 12/275:05 amSDF - STT
2 stops26h 40mMultiple Airlines
Wed 12/3112:31 pmSTT - SDF
1 stop12h 28mMultiple Airlines
Deal found 12/11$784
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:50 pmSDF - STT
2 stops22h 22mUnited Airlines
Sat 12/133:05 pmSTT - SDF
1 stop8h 24mUnited Airlines
Deal found 12/10$971

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$362
(Kiwi.com)

One-way from

$148
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$481
Provider with most accurate pricing for Louisville Intl-Saint Thomas Island Cyril E King flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Saint Thomas Island Cyril E King flights.
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From Louisville Intl to Saint Thomas Island Cyril E King
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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 ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 12, 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

Thu 12/18

7:24 pm-1:23 pm

2 stops16h 59m

Saint Thomas Island Cyril E King

Wed 12/24

4:25 pm-11:59 pm

1 stop8h 34m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Wed 2/18

5:33 am-12:42 pm

1 stop6h 09m

Saint Thomas Island Cyril E King

Wed 2/25

1:52 pm-8:28 pm

1 stop7h 36m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sat 1/24

5:26 pm-1:10 pm

2 stops18h 44m

Saint Thomas Island Cyril E King

Sat 1/31

6:39 pm-12:25 pm

2 stops18h 46m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Wed 1/28

6:00 am-3:56 pm

2 stops8h 56m

Saint Thomas Island Cyril E King

Mon 2/2

4:47 pm-10:24 am

2 stops18h 37m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Fri 2/20

6:01 am-5:31 pm

1 stop10h 30m

Saint Thomas Island Cyril E King

Wed 2/25

1:16 pm-11:59 pm

1 stop11h 43m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sat 1/17

7:11 pm-1:10 pm

1 stop16h 59m

Saint Thomas Island Cyril E King

Wed 1/21

4:12 pm-10:12 pm

1 stop7h 00m

$371

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Fri 1/2

5:05 am-11:31 am

1 stop29h 26m

Saint Thomas Island Cyril E King

Sat 1/10

3:57 pm-3:49 pm

1 stop24h 52m

$374

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Sun 1/18

6:00 am-5:05 pm

2 stops10h 05m

Saint Thomas Island Cyril E King

Sat 1/24

6:11 pm-12:25 pm

2 stops19h 14m

$396

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Tue 2/17

3:33 pm-4:34 pm

1 stop24h 01m

$148

LouisvilleSaint Thomas Island

SDF - STT

SDFSTT

Louisville Intl

Wed 1/21

1:55 pm-2:52 pm

1 stop23h 57m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 December.
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 December 5, 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 $451). 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 December 12, 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 December 12, 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
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,180 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 6h 09m. The time it takes to get you to your destination can typically vary by up to 10h 50m. 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 $298, and Delta, 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 $451). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$183Average$306FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$337Average$689FlexibilityNo cancel feeOn-time69%
DeltaCheapest$349Average$488FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$353Average$626FlexibilityNo cancel feeOn-time71%

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