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Saint Thomas Island

$406+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — STT
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap flight deals from Sioux Falls to Saint Thomas Island

Cheapest flights from Sioux Falls to Saint Thomas Island
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 March 13, 2026.

This American Airlines deal was found by Cheapflights users on 3/11. 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 5/111:41 pm
FSD
-
STT
2 stops20h 54m
American Airlines
Fri 5/221:34 pm
STT
-
FSD
2 stops23h 03m
American Airlines
Deal found 3/11$406
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/97:39 pm
FSD
-
STT
2 stops18h 10m
American Airlines
Mon 4/135:05 pm
STT
-
FSD
2 stops20h 51m
American Airlines
Deal found 3/11$480
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Tue 3/317:42 pm
FSD
-
STT
1 stop17h 21m
American Airlines
Tue 4/75:05 pm
STT
-
FSD
2 stops20h 51m
American Airlines
Deal found 3/13$485
This American Airlines deal was found by Cheapflights users on 3/9. 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 8/145:15 pm
FSD
-
STT
2 stops21h 43m
American Airlines
Fri 8/214:55 pm
STT
-
FSD
2 stops21h 02m
American Airlines
Deal found 3/9$488
This American Airlines deal was found by Cheapflights users on 3/11. 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 3/265:44 am
FSD
-
STT
1 stop9h 18m
American Airlines
Mon 3/303:40 pm
STT
-
FSD
2 stops21h 57m
American Airlines
Deal found 3/11$505
This American Airlines deal was found by Cheapflights users on 3/10. 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 8/76:07 pm
FSD
-
STT
2 stops20h 51m
American Airlines
Fri 8/144:55 pm
STT
-
FSD
2 stops21h 02m
American Airlines
Deal found 3/10$528
This United Airlines deal was found by Cheapflights users on 3/9. 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 4/136:10 am
FSD
-
STT
1 stop8h 21m
United Airlines
Thu 4/162:10 pm
STT
-
FSD
1 stop8h 44m
United Airlines
Deal found 3/9$570
This American Airlines deal was found by Cheapflights users on 3/13. 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 4/297:45 pm
FSD
-
STT
2 stops19h 30m
American Airlines
Sun 5/32:30 pm
STT
-
FSD
2 stops23h 26m
American Airlines
Deal found 3/13$591

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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$406
(American Airlines)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Saint Thomas Island Cyril E King flights.
Search Deals
From Sioux Falls Joe Foss Field to Saint Thomas Island Cyril E King
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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 2,558,603 searches. Data last updated March 13, 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

Price

Cheapest round-trip

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Tue 3/31

7:42 pm-2:03 pm

1 stop17h 21m

Saint Thomas Island Cyril E King

Tue 4/7

5:05 pm-12:56 pm

2 stops20h 51m

$485

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Thu 3/26

5:44 am-4:02 pm

1 stop9h 18m

Saint Thomas Island Cyril E King

Mon 3/30

3:40 pm-12:37 pm

2 stops21h 57m

$505
Quickest round-trip

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/13

6:10 am-3:31 pm

1 stop8h 21m

Saint Thomas Island Cyril E King

Thu 4/16

2:10 pm-9:54 pm

1 stop8h 44m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 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.
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 March 13, 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.
Delta
7.9
Good
8,285 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

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
8,285 reviews
Delta
7.9
Good
8,285 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

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
7.1
Good
11,446 reviews
Delta
7.9
Good
8,285 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

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 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.

  • How long is the flight from Sioux Falls to Saint Thomas Island?

    Airlines like American Airlines and United Airlines fly from Sioux Falls to Saint Thomas Island in about 8h 21m. The time it takes to get you to your destination can typically vary by up to 9h. The distance from Sioux Falls to Saint Thomas Island is about 2536 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sioux Falls to Saint Thomas Island round-trip?

    Currently priced at $400, American Airlines will fly you from Sioux Falls to Saint Thomas Island and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $509.

  • Can I find deals for flights from Sioux Falls to Saint Thomas Island that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls 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 Sioux Falls to Saint Thomas Island.

  • Can I find deals for business class flights from Sioux Falls to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from Sioux Falls 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.

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 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 2,558,603 searches. Data last updated March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$400Average$674FlexibilityNo cancel feeOn-time71%
DeltaCheapest$509Average$703FlexibilityNo cancel feeOn-timeN/A

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