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Saint Thomas Island

$293+ Cheap flights from Sioux Falls (FSD) 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — STT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap 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 junio 12, 2025.

Round-trip from

$509
(American Airlines)

One-way from

$293
(American Airlines)

Popular in

June

Cheapest in

August

Average price

$992
From Sioux Falls Joe Foss Field to Saint Thomas Island Cyril E King
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One-way flight from Sioux Falls Joe Foss Field to Saint Thomas Island Cyril E King
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Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
mar. 12/91:28 pmFSD - STT
2 stops20h 42mAmerican Airlines
mar. 12/166:05 pmSTT - FSD
2 stops19h 32mAmerican Airlines
Deal found 6/12$509
This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 12/95:25 amFSD - STT
1 stop6h 57mDelta
mar. 12/163:32 pmSTT - FSD
1 stop8h 39mDelta
Deal found 6/10$569
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 12/97:45 amFSD - STT
3 stops27h 26mUnited Airlines
mar. 12/161:05 pmSTT - FSD
2 stops10h 42mUnited Airlines
Deal found 6/10$749

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 junio 12, 2025.
Use the filters below to find and compare flights from Sioux Falls to Saint Thomas Island that are best for you.

Fly from

Sioux Falls

Fly to

Saint Thomas Island

Route

Depart

Return

Price

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mar. 12/9

1:28 pm-12:10 pm

2 stops20h 42m

Saint Thomas Island Cyril E King

mar. 12/16

6:05 pm-11:37 am

2 stops19h 32m

$509

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mar. 12/9

5:25 am-2:22 pm

1 stop6h 57m

Saint Thomas Island Cyril E King

mar. 12/16

3:32 pm-10:11 pm

1 stop8h 39m

$569

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mar. 12/9

7:45 am-1:11 pm

3 stops27h 26m

Saint Thomas Island Cyril E King

mar. 12/16

1:05 pm-9:47 pm

2 stops10h 42m

$749

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mié. 9/24

5:33 pm-12:48 pm

2 stops18h 15m

$293

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mié. 9/24

5:25 am-1:39 pm

1 stop7h 14m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Saint Thomas Island

What is the cheapest month to book a flight from Sioux Falls to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from Sioux Falls to Saint Thomas Island (average of $433). Flying from Sioux Falls to Saint Thomas Island in June is currently the most expensive (average of $650). 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.

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 junio 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $509, 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. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $569 and $749, respectively. Users have found that American Airlines is 28% cheaper than the other options available to this destination.

  • 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.

  • What is the cheapest month to book a flight from Sioux Falls to Saint Thomas Island?

    Currently, September is the cheapest month in which you can book a flight from Sioux Falls to Saint Thomas Island (average of $433). Flying from Sioux Falls to Saint Thomas Island in June is currently the most expensive (average of $650). 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 Sioux Falls?

Book flights to Sioux Falls 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$477Average$649FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$566Average$747FlexibilityNo cancel feeOn-time71%

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