$151+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STT
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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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
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Best
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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 August 11, 2026.
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 August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 10/98:18 pm -
2 stops16h 40m
Fri 10/163:46 pm -
2 stops20h 24m
Deal found 8/11![American Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 8/9. 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 10/265:04 am -
1 stop7h 37m
Wed 11/41:07 pm -
2 stops11h 28m
Deal found 8/9![American Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 10/105:59 pm -
2 stops18h 59m
Sun 10/183:46 pm -
2 stops20h 24m
Deal found 8/10![American Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 10/24:48 pm -
2 stops20h 03m
Fri 10/93:46 pm -
2 stops20h 24m
Deal found 8/10![American Airlines logo]()
$443
This American Airlines deal was found by Cheapflights users on 8/9. 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 12/46:10 pm -
2 stops17h 07m
Wed 12/94:53 pm -
2 stops19h 27m
Deal found 8/9![American Airlines logo]()
$445
This American Airlines deal was found by Cheapflights users on 8/7. 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 10/158:18 pm -
2 stops18h 37m
Sun 10/181:19 pm -
1 stop10h 49m
Deal found 8/7![American Airlines logo]()
$490
Best flights from Louisville to Saint Thomas IslandDiscover 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 August 11, 2026.
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 August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 1/317:20 pm -
2 stops19h 36m
Thu 2/44:46 pm -
1 stop8h 13m
Deal found 8/11![American Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 8/8. 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.
Tue 10/66:00 am -
1 stop7h 37m
Tue 10/132:47 pm -
1 stop9h 12m
Deal found 8/8![Delta logo]()
$722
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 1/49:55 am -
1 stop6h 55m
Sun 1/101:02 pm -
1 stop7h 32m
Deal found 8/9![United Airlines logo]()
$808
This United deal was found by Cheapflights users on 8/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
2 stops13h 05m
Sun 9/135:45 pm -
2 stops29h 14m
Deal found 8/9![Multiple Airlines logo]()
$848
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:50 am -
1 stop6h 10m
Sun 10/42:45 pm -
1 stop9h 25m
Deal found 8/11![Southwest logo]()
$848
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/217:27 pm -
2 stops17h 24m
Wed 9/231:41 pm -
2 stops21h 02m
Deal found 8/11![American Airlines logo]()
$677
This Delta deal was found by Cheapflights users on 8/8. 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.
Fri 10/97:05 am -
1 stop6h 32m
Thu 10/152:47 pm -
1 stop9h 12m
Deal found 8/8![Delta logo]()
$876
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Sun 12/67:30 am -
3 stops27h 30m
Sat 12/121:02 pm -
2 stops10h 07m
Deal found 8/9![United Airlines logo]()
$877
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Tue 8/256:15 am -
1 stop6h 38m
Sun 9/64:42 pm -
1 stop7h 09m
Deal found 8/7![American Airlines logo]()
$844
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 9/86:00 am -
1 stop7h 42m
Fri 9/252:52 pm -
1 stop9h 07m
Deal found 8/10![Delta logo]()
$876
This Delta deal was found by Cheapflights users on 8/8. 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.
Wed 10/76:00 am -
1 stop7h 37m
Fri 10/162:47 pm -
1 stop9h 12m
Deal found 8/8![Delta logo]()
$876
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 12/317:58 pm -
2 stops17h 15m
Tue 1/53:54 pm -
1 stop18h 38m
Deal found 8/11![American Airlines logo]()
$891
Last-minute flights from Louisville to Saint Thomas IslandDiscover last-minute flight deals from Louisville to Saint Thomas Island. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Saint Thomas Island. Data last updated August 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 8/226:08 am -
2 stops9h 44m
Sat 8/2911:41 am -
2 stops11h 30m
Deal found 8/8![American Airlines logo]()
$697
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Tue 8/257:12 pm -
2 stops17h 41m
Sun 9/64:42 pm -
2 stops19h 25m
Deal found 8/7![American Airlines logo]()
$530
This Delta deal was found by Cheapflights users on 8/10. 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.
Sat 9/57:05 am -
1 stop7h 57m
Thu 9/242:52 pm -
1 stop9h 07m
Deal found 8/10![Delta logo]()
$531
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/56:15 am -
1 stop9h 28m
Sat 9/264:45 pm -
2 stops16h 49m
Deal found 8/10![United Airlines logo]()
$580
This Delta deal was found by Cheapflights users on 8/10. 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.
Sat 9/57:05 am -
1 stop7h 57m
Tue 9/222:52 pm -
1 stop9h 07m
Deal found 8/10![Delta logo]()
$685
This Delta deal was found by Cheapflights users on 8/10. 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.
Sun 9/67:05 am -
1 stop6h 29m
Sat 9/262:52 pm -
1 stop9h 07m
Deal found 8/10![Delta logo]()
$720
This Delta deal was found by Cheapflights users on 8/10. 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 9/76:00 am -
1 stop7h 34m
Thu 9/242:52 pm -
1 stop9h 07m
Deal found 8/10![Delta logo]()
$576
This American Airlines deal was found by Cheapflights users on 8/8. 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 9/117:27 pm -
2 stops17h 24m
Mon 9/141:41 pm -
2 stops24h 02m
Deal found 8/8![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/217:27 pm -
2 stops17h 24m
Wed 9/231:41 pm -
2 stops21h 02m
Deal found 8/11![American Airlines logo]()
$677
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/227:27 pm -
2 stops17h 24m
Tue 9/291:41 pm -
2 stops23h 10m
Deal found 8/8![American Airlines logo]()
$640
One-way flights from Louisville to Saint Thomas IslandSearch for one-way flight options from Louisville to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Louisville to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/43:21 pm -
2 stops19h 57m
Deal found 8/10![American Airlines logo]()
$151
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/57:00 pm -
2 stops20h 52m
Deal found 8/10![American Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 8/10. 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.
Sat 9/57:05 am -
1 stop7h 57m
Deal found 8/10![Delta logo]()
$168
This Delta deal was found by Cheapflights users on 8/10. 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 9/76:00 am -
1 stop7h 34m
Deal found 8/10![Delta logo]()
$213
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 9/811:10 am -
2 stops25h 41m
Deal found 8/10![American Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Thu 10/19:09 pm -
2 stops37h 05m
Deal found 8/9![Multiple Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 8/10. 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.
Fri 9/47:05 am -
1 stop6h 29m
Deal found 8/10![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Mon 9/77:03 pm -
2 stops17h 50m
Deal found 8/10![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/37:12 pm -
2 stops20h 40m
Deal found 8/10![American Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 8/9. 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 10/16:00 am -
1 stop30h 51m
Deal found 8/9![American Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 9/96:00 am -
1 stop6h 51m
Deal found 8/10![American Airlines logo]()
$497
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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $236 (American Airlines) |
One-way from | $151 (American Airlines) |
Popular in | November |
Cheapest in | January |
Average price | $560 |
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 August 11, 2026.
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
Cheapest round-trip
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Sun 1/31
7:20 pm-3:56 pm
2 stops19h 36m
Saint Thomas Island Cyril E King
Thu 2/4
4:46 pm-11:59 pm
1 stop8h 13m
$236
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Mon 9/21
7:27 pm-12:51 pm
2 stops17h 24m
Saint Thomas Island Cyril E King
Wed 9/23
1:41 pm-10:43 am
2 stops21h 02m
$677
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Tue 10/6
6:00 am-1:37 pm
1 stop7h 37m
Saint Thomas Island Cyril E King
Tue 10/13
2:47 pm-11:59 pm
1 stop9h 12m
$722
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Mon 1/4
9:55 am-5:50 pm
1 stop6h 55m
Saint Thomas Island Cyril E King
Sun 1/10
1:02 pm-7:34 pm
1 stop7h 32m
$808
Quickest round-trip
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Tue 8/25
6:15 am-12:53 pm
1 stop6h 38m
Saint Thomas Island Cyril E King
Sun 9/6
4:42 pm-11:51 pm
1 stop7h 09m
$844
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Thu 9/10
6:15 am-7:20 pm
2 stops13h 05m
Saint Thomas Island Cyril E King
Sun 9/13
5:45 pm-10:59 pm
2 stops29h 14m
$848
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Thu 10/1
7:50 am-2:00 pm
1 stop6h 10m
Saint Thomas Island Cyril E King
Sun 10/4
2:45 pm-12:10 am
1 stop9h 25m
$848
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Fri 10/9
7:05 am-1:37 pm
1 stop6h 32m
Saint Thomas Island Cyril E King
Thu 10/15
2:47 pm-11:59 pm
1 stop9h 12m
$876
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Tue 9/8
6:00 am-1:42 pm
1 stop7h 42m
Saint Thomas Island Cyril E King
Fri 9/25
2:52 pm-11:59 pm
1 stop9h 07m
$876
LouisvilleSaint Thomas Island
SDF Louisville Intl - STT Saint Thomas Island Cyril E King
SDFSTT
Louisville Intl
Wed 10/7
6:00 am-1:37 pm
1 stop7h 37m
Saint Thomas Island Cyril E King
Fri 10/16
2:47 pm-11:59 pm
1 stop9h 12m
$876
Showing 1-10 of 18 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SDF-STT
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 28 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, January is the cheapest month in which you can book a flight from Louisville to Saint Thomas Island (average of $437). Flying from Louisville to Saint Thomas Island in November is currently the most expensive (average of $756). 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.
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 $451 and $596 in January.The cheapest round-trip price found within the last 5 days was $236 on American Airlines (Jan 31-Feb 4).
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 August 11, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican 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.
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Saint Thomas Island?
Book flights to Saint Thomas Island if you plan to visit one of these locationsSt. John
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Alternative routes for Louisville to Saint Thomas Island
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Louisville and Saint Thomas Island flights
Browse other Louisville and Saint Thomas Island flight options. Last updated on August 11, 2026.
Other flights from Louisville
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Other flights to Saint Thomas Island
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Top 3 airlines flying from Louisville to Saint Thomas Island
Discover the top 3 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$320 | Average$499 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$320 | Average$560 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$351 | Average$559 | FlexibilityNo cancel fee | On-time71% |