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Saint Thomas Island

$468+ 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
oct. 11 — oct. 181
sam. 10/11
sam. 10/18
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 septembre 11, 2025.

Round-trip from

$509
(American Airlines)

One-way from

$468
(American Airlines)

Popular in

June

Cheapest in

May

Average price

$569
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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High demand for flights, 1% potential price rise
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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 September 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 septembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
mar. 12/95:18 pmFSD - STT
2 stops20h 07mAmerican Airlines
mar. 12/164:16 pmSTT - FSD
2 stops19h 55mAmerican Airlines
Deal found 9/10$509
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 11/139:21 amFSD - STT
1 stop27h 50mMultiple Airlines
mar. 11/184:06 pmSTT - FSD
2 stops44h 50mMultiple Airlines
Deal found 9/10$569
This American Airlines deal was found by Cheapflights users on 9/10. 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.
jeu. 11/137:16 pmFSD - STT
2 stops19h 41mAmerican Airlines
mar. 11/186:17 pmSTT - FSD
2 stops20h 04mAmerican Airlines
Deal found 9/10$623
This American Airlines deal was found by Cheapflights users on 9/9. 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.
lun. 12/87:20 pmFSD - STT
2 stops18h 05mAmerican Airlines
jeu. 12/116:17 pmSTT - FSD
2 stops20h 01mAmerican Airlines
Deal found 9/9$689
This American Airlines deal was found by Cheapflights users on 9/10. 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.
jeu. 9/256:00 pmFSD - STT
2 stops21h 00mAmerican Airlines
lun. 9/295:10 pmSTT - FSD
2 stops24h 53mAmerican Airlines
Deal found 9/10$731
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/98:00 amFSD - STT
3 stops27h 12mUnited Airlines
mar. 12/161:02 pmSTT - FSD
2 stops12h 41mUnited Airlines
Deal found 9/11$749
This United Airlines deal was found by Cheapflights users on 9/10. 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.
jeu. 11/135:14 pmFSD - STT
3 stops17h 58mUnited Airlines
mar. 11/181:02 pmSTT - FSD
2 stops10h 44mUnited Airlines
Deal found 9/10$759
This American Airlines deal was found by Cheapflights users on 9/9. 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.
dim. 12/215:16 pmFSD - STT
2 stops22h 23mAmerican Airlines
sam. 12/276:36 pmSTT - FSD
2 stops19h 52mAmerican Airlines
Deal found 9/9$1,079
This Delta deal was found by Cheapflights users on 9/10. 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.
jeu. 11/135:05 amFSD - STT
1 stop7h 35mDelta
mar. 11/183:50 pmSTT - FSD
1 stop9h 21mDelta
Deal found 9/10$1,085
This Delta deal was found by Cheapflights users on 9/10. 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.
lun. 12/85:05 amFSD - STT
1 stop7h 38mDelta
jeu. 12/113:54 pmSTT - FSD
1 stop9h 19mDelta
Deal found 9/10$1,108

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 septembre 11, 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

5:18 pm-3:25 pm

2 stops20h 07m

Saint Thomas Island Cyril E King

mar. 12/16

2:49 pm-10:11 am

2 stops21h 22m

$509

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mer. 2/25

12:37 pm-11:40 am

2 stops21h 03m

Saint Thomas Island Cyril E King

lun. 3/2

4:30 pm-12:12 pm

2 stops21h 42m

$543

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

sam. 1/31

12:27 pm-12:10 pm

2 stops21h 43m

Saint Thomas Island Cyril E King

sam. 2/7

2:35 pm-11:35 am

2 stops23h 00m

$543

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

ven. 2/27

5:32 pm-3:30 pm

2 stops19h 58m

Saint Thomas Island Cyril E King

mar. 3/3

6:40 pm-12:12 pm

2 stops19h 32m

$544

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mar. 2/24

5:20 am-3:54 pm

1 stop8h 34m

Saint Thomas Island Cyril E King

mer. 3/4

4:00 pm-10:16 pm

1 stop8h 16m

$569

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mar. 3/3

5:20 am-3:54 pm

1 stop8h 34m

Saint Thomas Island Cyril E King

lun. 3/9

1:00 pm-10:16 pm

1 stop10h 16m

$594

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

mer. 3/4

5:20 am-3:54 pm

1 stop8h 34m

Saint Thomas Island Cyril E King

mar. 3/10

2:00 pm-10:16 pm

1 stop9h 16m

$604

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

lun. 3/2

5:20 am-3:54 pm

1 stop8h 34m

Saint Thomas Island Cyril E King

mar. 3/10

1:00 pm-10:16 pm

1 stop10h 16m

$604

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

jeu. 3/5

5:20 am-3:54 pm

1 stop8h 34m

Saint Thomas Island Cyril E King

mar. 3/10

2:00 pm-10:16 pm

1 stop9h 16m

$604

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

jeu. 2/26

6:45 am-1:45 pm

2 stops29h 00m

Saint Thomas Island Cyril E King

mar. 3/3

4:30 pm-12:12 pm

2 stops21h 42m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 12 results
1
2

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 septembre 11, 2025.
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
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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.

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

    Airlines like American Airlines fly from Sioux Falls to Saint Thomas Island in about 20h 07m. The time it takes to get you to your destination can typically vary by up to . The distance from Sioux Falls to Saint Thomas Island is about 2536 mi.

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

    Currently priced at $497, Delta will fly you from Sioux Falls to Saint Thomas Island and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $614. Users have found that Delta is 31% 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 $645). 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 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 septembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$497Average$754FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$614Average$734FlexibilityNo cancel feeOn-time71%

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