$470+ Cheap flights from Sioux Falls (FSD) to Saint Thomas Island (STT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — STT
Sep 27 — Oct 41
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls 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 Sioux Falls to Saint Thomas Island
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sioux Falls to Saint Thomas IslandExplore the most affordable flight options available from Sioux Falls to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 28, 2026.
Explore the most affordable flight options available from Sioux Falls to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 28, 2026.
This American Airlines deal was found by Cheapflights users on 8/27. 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 10/55:54 pm -
2 stops20h 01m
Fri 10/91:48 pm -
2 stops23h 25m
Deal found 8/27![American Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 12/55:58 pm -
2 stops19h 55m
Thu 12/103:15 pm -
2 stops22h 23m
Deal found 8/27![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 12/85:58 pm -
2 stops19h 40m
Sun 12/133:15 pm -
2 stops22h 23m
Deal found 8/27![American Airlines logo]()
$550
This American Airlines deal was found by Cheapflights users on 8/24. 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 11/43:29 pm -
2 stops22h 24m
Sun 11/83:15 pm -
2 stops22h 23m
Deal found 8/24![American Airlines logo]()
$555
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 9/227:00 am -
2 stops28h 51m
Sat 9/264:53 pm -
2 stops20h 23m
Deal found 8/27![American Airlines logo]()
$587
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/247:00 am -
2 stops28h 51m
Thu 10/11:41 pm -
2 stops23h 35m
Deal found 8/25![American Airlines logo]()
$596
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/115:59 pm -
2 stops21h 14m
Tue 9/151:41 pm -
2 stops22h 55m
Deal found 8/27![American Airlines logo]()
$789
This American Airlines deal was found by Cheapflights users on 8/28. 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.
Sun 11/17:18 pm -
2 stops18h 20m
Thu 11/52:18 pm -
3 stops12h 11m
Deal found 8/28![American Airlines logo]()
$819
Best flights from Sioux Falls to Saint Thomas IslandDiscover carefully curated flight deals from Sioux Falls 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 28, 2026.
Discover carefully curated flight deals from Sioux Falls 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 28, 2026.
This American Airlines deal was found by Cheapflights users on 8/27. 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 10/55:54 pm -
2 stops20h 01m
Fri 10/91:48 pm -
2 stops23h 25m
Deal found 8/27![American Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Wed 11/41:20 pm -
2 stops22h 36m
Sun 11/83:00 pm -
1 stop8h 37m
Deal found 8/24![United Airlines logo]()
$1,023
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 9/227:00 am -
2 stops28h 51m
Sat 9/264:53 pm -
2 stops20h 23m
Deal found 8/27![American Airlines logo]()
$587
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/115:59 pm -
2 stops21h 14m
Tue 9/151:41 pm -
2 stops22h 55m
Deal found 8/27![American Airlines logo]()
$789
This American Airlines deal was found by Cheapflights users on 8/28. 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.
Sun 11/17:18 pm -
2 stops18h 20m
Thu 11/52:18 pm -
3 stops12h 11m
Deal found 8/28![American Airlines logo]()
$819
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/245:55 pm -
3 stops17h 56m
Thu 10/11:41 pm -
2 stops23h 35m
Deal found 8/25![American Airlines logo]()
$1,022
Last-minute flights from Sioux Falls to Saint Thomas IslandDiscover last-minute flight deals from Sioux Falls to Saint Thomas Island. Data last updated August 28, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Saint Thomas Island. Data last updated August 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/115:59 pm -
2 stops21h 14m
Tue 9/151:41 pm -
2 stops22h 55m
Deal found 8/27![American Airlines logo]()
$789
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 9/227:00 am -
2 stops28h 51m
Sat 9/264:53 pm -
2 stops20h 23m
Deal found 8/27![American Airlines logo]()
$587
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/247:00 am -
2 stops28h 51m
Thu 10/11:41 pm -
2 stops23h 35m
Deal found 8/25![American Airlines logo]()
$596
One-way flights from Sioux Falls to Saint Thomas IslandSearch for one-way flight options from Sioux Falls to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 28, 2026.
Search for one-way flight options from Sioux Falls to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 28, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. 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 12/275:57 pm -
2 stops19h 45m
Deal found 8/24![American Airlines logo]()
$566
Find flight deals from Sioux Falls to Saint Thomas Island
Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $470 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls 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 7,457,451 searches. Data last updated August 28, 2026.
Use the filters below to find and compare flights from Sioux Falls to Saint Thomas Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Mon 10/5
5:54 pm-2:55 pm
2 stops20h 01m
Saint Thomas Island Cyril E King
Fri 10/9
1:48 pm-12:13 pm
2 stops23h 25m
$470
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Tue 9/22
7:00 am-12:51 pm
2 stops28h 51m
Saint Thomas Island Cyril E King
Sat 9/26
4:53 pm-12:16 pm
2 stops20h 23m
$587
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Fri 9/11
5:59 pm-4:13 pm
2 stops21h 14m
Saint Thomas Island Cyril E King
Tue 9/15
1:41 pm-11:36 am
2 stops22h 55m
$789
Quickest round-trip
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Sun 11/1
7:18 pm-3:38 pm
2 stops18h 20m
Saint Thomas Island Cyril E King
Thu 11/5
2:18 pm-12:29 am
3 stops12h 11m
$819
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Thu 9/24
5:55 pm-12:51 pm
3 stops17h 56m
Saint Thomas Island Cyril E King
Thu 10/1
1:41 pm-12:16 pm
2 stops23h 35m
$1,022
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Wed 11/4
1:20 pm-1:56 pm
2 stops22h 36m
Saint Thomas Island Cyril E King
Sun 11/8
3:00 pm-9:37 pm
1 stop8h 37m
$1,023
Cheapest one-way
Quickest one-way
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Sun 12/27
5:57 pm-3:42 pm
2 stops19h 45m
$566
Sorted by cheapest first
Compare providers for flights from Sioux Falls 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 Sioux Falls 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 |
- Most accurate provider: When it comes to deals on Sioux Falls-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 Sioux Falls-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Saint Thomas Island flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-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 Sioux Falls-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 Sioux Falls to Saint Thomas Island
Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Sioux Falls with our price prediction graph.
FSD-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.
Related info for your journey
Find useful and relevant information for your journey from Sioux Falls 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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