$510+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — STT
Nov 14 — Nov 211
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
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 October 15, 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 October 15, 2026.
This American Airlines deal was found by Cheapflights users on 10/15. 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 45m
Thu 11/53:15 pm -
2 stops22h 23m
Deal found 10/15![American Airlines logo]()
$530
This American Airlines deal was found by Cheapflights users on 10/10. 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 12/81:04 pm -
2 stops21h 13m
Sun 12/133:15 pm -
2 stops22h 29m
Deal found 10/10![American Airlines logo]()
$617
This American Airlines deal was found by Cheapflights users on 10/13. 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 11/47:18 pm -
2 stops16h 20m
Sun 11/84:33 pm -
2 stops21h 05m
Deal found 10/13![American Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Tue 12/81:00 pm -
2 stops21h 05m
Sun 12/133:35 pm -
3 stops32h 37m
Deal found 10/13![United Airlines logo]()
$946
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/276:00 am -
1 stop30h 31m
Fri 12/43:00 pm -
2 stops29h 38m
Deal found 10/13![United Airlines logo]()
$961
This United Airlines deal was found by Cheapflights users on 10/13. 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 11/45:06 pm -
2 stops18h 50m
Sun 11/83:00 pm -
1 stop10h 29m
Deal found 10/13![United Airlines logo]()
$1,172
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 October 15, 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 October 15, 2026.
This American Airlines deal was found by Cheapflights users on 10/10. 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 2/17:51 pm -
1 stop17h 19m
Mon 2/83:00 pm -
2 stops23h 07m
Deal found 10/10![American Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 10/13. 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 2/15:50 am -
1 stop8h 30m
Thu 2/41:07 pm -
2 stops11h 14m
Deal found 10/13![United Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 10/10. 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 12/81:04 pm -
2 stops21h 13m
Sun 12/133:15 pm -
2 stops22h 29m
Deal found 10/10![American Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 10/13. 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 2/15:50 am -
1 stop8h 30m
Mon 2/83:00 pm -
1 stop9h 21m
Deal found 10/13![United Airlines logo]()
$864
This United Airlines deal was found by Cheapflights users on 10/14. 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 2/215:50 am -
1 stop8h 30m
Mon 3/13:00 pm -
1 stop8h 45m
Deal found 10/14![United Airlines logo]()
$903
Last-minute flights from Sioux Falls to Saint Thomas IslandDiscover last-minute flight deals from Sioux Falls to Saint Thomas Island. Data last updated October 15, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Saint Thomas Island. Data last updated October 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/15. 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 45m
Thu 11/53:15 pm -
2 stops22h 23m
Deal found 10/15![American Airlines logo]()
$530
This American Airlines deal was found by Cheapflights users on 10/13. 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 11/47:18 pm -
2 stops16h 20m
Sun 11/84:33 pm -
2 stops21h 05m
Deal found 10/13![American Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 10/13. 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 11/45:06 pm -
2 stops18h 50m
Sun 11/83:00 pm -
1 stop10h 29m
Deal found 10/13![United Airlines logo]()
$1,172
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/123:10 pm -
3 stops20h 46m
Thu 11/191:07 pm -
2 stops10h 30m
Deal found 10/14![United Airlines logo]()
$1,335
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/195:06 pm -
2 stops16h 59m
Thu 11/263:00 pm -
2 stops32h 37m
Deal found 10/14![United Airlines logo]()
$1,184
This American Airlines deal was found by Cheapflights users on 10/11. 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.
Tue 11/247:36 pm -
2 stops16h 49m
Sat 11/281:07 pm -
2 stops13h 48m
Deal found 10/11![American Airlines logo]()
$1,743
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/276:00 am -
1 stop30h 31m
Fri 12/43:00 pm -
2 stops29h 38m
Deal found 10/13![United Airlines logo]()
$961
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 October 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $510 (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 October 15, 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 2/1
7:51 pm-3:10 pm
1 stop17h 19m
Saint Thomas Island Cyril E King
Mon 2/8
3:00 pm-12:07 pm
2 stops23h 07m
$510
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Tue 12/8
1:04 pm-12:17 pm
2 stops21h 13m
Saint Thomas Island Cyril E King
Sun 12/13
3:15 pm-11:44 am
2 stops22h 29m
$617
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Mon 2/1
5:50 am-4:20 pm
1 stop8h 30m
Saint Thomas Island Cyril E King
Thu 2/4
1:07 pm-10:21 pm
2 stops11h 14m
$645
Sioux FallsSaint Thomas Island
FSD Sioux Falls Joe Foss Field - STT Saint Thomas Island Cyril E King
FSDSTT
Sioux Falls Joe Foss Field
Mon 2/1
5:50 am-4:20 pm
1 stop8h 30m
Saint Thomas Island Cyril E King
Mon 2/8
3:00 pm-10:21 pm
1 stop9h 21m
$864
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 2/21
5:50 am-4:20 pm
1 stop8h 30m
Saint Thomas Island Cyril E King
Mon 3/1
3:00 pm-9:45 pm
1 stop8h 45m
$903
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 October.
| 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.
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 15, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Sioux Falls to Saint Thomas Island to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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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Sioux Falls and Saint Thomas Island flights
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Top 2 airlines flying from Sioux Falls to Saint Thomas Island
Discover the top 2 airlines that operate flights from Sioux Falls 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 7,457,451 searches. Data last updated October 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$720 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$569 | Average$1,018 | FlexibilityNo cancel fee | On-timeN/A |