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Cheap flights from Sioux Falls to Saint Thomas Island from $455

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Saint Thomas Island departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sioux Falls to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:35 pm - 5:05 pm
FSD
-
STT
21h 30m
2 stops
American Airlines Logo
6:39 pm - 2:18 pm
STT
-
FSD
21h 39m
2 stops
$455American Airlines
Wed, Jan 13 - Wed, Jan 20
American Airlines Logo
7:39 pm - 3:56 pm
FSD
-
STT
18h 17m
2 stops
American Airlines Logo
6:36 pm - 12:32 pm
STT
-
FSD
19h 56m
2 stops
$475American Airlines
Sun, Jan 17 - Mon, Mar 1
American Airlines Logo
5:14 pm - 1:52 pm
FSD
-
STT
18h 38m
2 stops
American Airlines Logo
4:22 pm - 11:41 am
STT
-
FSD
21h 19m
2 stops
$489American Airlines
Tue, Dec 8 - Sun, Dec 13
American Airlines Logo
5:14 pm - 3:25 pm
FSD
-
STT
20h 11m
2 stops
American Airlines Logo
6:17 pm - 11:41 am
STT
-
FSD
19h 24m
2 stops
$511American Airlines
Tue, Dec 8 - Sun, Dec 13
American Airlines Logo
5:14 pm - 1:52 pm
FSD
-
STT
18h 38m
2 stops
American Airlines Logo
4:22 pm - 11:41 am
STT
-
FSD
21h 19m
2 stops
$511American Airlines
Tue, Dec 8 - Sun, Dec 13
American Airlines Logo
7:39 pm - 2:40 pm
FSD
-
STT
17h 01m
1 stop
American Airlines Logo
2:54 pm - 11:41 am
STT
-
FSD
22h 47m
2 stops
$566American Airlines
Wed, Jan 13 - Wed, Jan 20
American Airlines Logo
7:00 am - 12:51 pm
FSD
-
STT
28h 51m
2 stops
American Airlines Logo
1:41 pm - 11:36 am
STT
-
FSD
22h 55m
2 stops
$588American Airlines
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
6:00 am - 4:18 pm
FSD
-
STT
8h 18m
1 stop
United Airlines Logo
3:05 pm - 9:43 pm
STT
-
FSD
8h 38m
1 stop
$684United Airlines
Wed, Jan 13 - Wed, Jan 20
United Airlines Logo
6:00 am - 4:18 pm
FSD
-
STT
8h 18m
1 stop
United Airlines Logo
5:25 pm - 12:35 pm
STT
-
FSD
21h 10m
2 stops
$795United Airlines
Sun, Jan 17 - Mon, Mar 1
United Airlines Logo
6:00 am - 4:18 pm
FSD
-
STT
8h 18m
1 stop
United Airlines Logo
3:05 pm - 9:43 pm
STT
-
FSD
8h 38m
1 stop
$862United Airlines
Sun, Jan 17 - Mon, Mar 1

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American Airlines flights from Sioux Falls to Saint Thomas Island

Our best American Airlines deals on Sioux Falls to Saint Thomas Island flight tickets
American Airlines
Jan 13
FSD5:35 pmSioux Falls Joe Foss Field
21h 30m
2 stops
STT5:05 pmSaint Thomas Island Cyril E King
Jan 20
STT6:39 pmSaint Thomas Island Cyril E King
21h 39m
2 stops
FSD2:18 pmSioux Falls Joe Foss Field
$455
American Airlines
Jan 17
FSD7:39 pmSioux Falls Joe Foss Field
18h 17m
2 stops
STT3:56 pmSaint Thomas Island Cyril E King
Mar 1
STT6:36 pmSaint Thomas Island Cyril E King
19h 56m
2 stops
FSD12:32 pmSioux Falls Joe Foss Field
$475
American Airlines
Dec 8
FSD5:14 pmSioux Falls Joe Foss Field
18h 38m
2 stops
STT1:52 pmSaint Thomas Island Cyril E King
Dec 13
STT4:22 pmSaint Thomas Island Cyril E King
21h 19m
2 stops
FSD11:41 amSioux Falls Joe Foss Field
$489

United Airlines flights from Sioux Falls to Saint Thomas Island

Our best United Airlines deals on Sioux Falls to Saint Thomas Island flight tickets
United Airlines
Jan 13
FSD6:00 amSioux Falls Joe Foss Field
8h 18m
1 stop
STT4:18 pmSaint Thomas Island Cyril E King
Jan 20
STT3:05 pmSaint Thomas Island Cyril E King
8h 38m
1 stop
FSD9:43 pmSioux Falls Joe Foss Field
$684
United Airlines
Jan 17
FSD6:00 amSioux Falls Joe Foss Field
8h 18m
1 stop
STT4:18 pmSaint Thomas Island Cyril E King
Mar 1
STT5:25 pmSaint Thomas Island Cyril E King
21h 10m
2 stops
FSD12:35 pmSioux Falls Joe Foss Field
$795
United Airlines
Jan 17
FSD6:00 amSioux Falls Joe Foss Field
8h 18m
1 stop
STT4:18 pmSaint Thomas Island Cyril E King
Mar 1
STT3:05 pmSaint Thomas Island Cyril E King
8h 38m
1 stop
FSD9:43 pmSioux Falls Joe Foss Field
$862

momondo 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, momondo users made 832,500 searches. Data last updated August 2, 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

Wed 1/13

5:35 pm-5:05 pm

2 stops21h 30m

Saint Thomas Island Cyril E King

Wed 1/20

6:39 pm-2:18 pm

2 stops21h 39m

$455

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Sun 1/17

7:39 pm-3:56 pm

2 stops18h 17m

Saint Thomas Island Cyril E King

Mon 3/1

6:36 pm-12:32 pm

2 stops19h 56m

$475

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Tue 12/8

5:14 pm-1:52 pm

2 stops18h 38m

Saint Thomas Island Cyril E King

Sun 12/13

4:22 pm-11:41 am

2 stops21h 19m

$489

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Tue 12/8

5:14 pm-3:25 pm

2 stops20h 11m

Saint Thomas Island Cyril E King

Sun 12/13

6:17 pm-11:41 am

2 stops19h 24m

$511

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Tue 12/8

5:14 pm-1:52 pm

2 stops18h 38m

Saint Thomas Island Cyril E King

Sun 12/13

4:22 pm-11:41 am

2 stops21h 19m

$511

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 1/13

7:39 pm-2:40 pm

1 stop17h 01m

Saint Thomas Island Cyril E King

Wed 1/20

2:54 pm-11:41 am

2 stops22h 47m

$566

Sioux FallsSaint Thomas Island

FSD - STT

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

1:41 pm-11:36 am

2 stops22h 55m

$588
Quickest round-trip

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 1/13

6:00 am-4:18 pm

1 stop8h 18m

Saint Thomas Island Cyril E King

Wed 1/20

3:05 pm-9:43 pm

1 stop8h 38m

$684

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Sun 1/17

6:00 am-4:18 pm

1 stop8h 18m

Saint Thomas Island Cyril E King

Mon 3/1

5:25 pm-12:35 pm

2 stops21h 10m

$795

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Sun 1/17

6:00 am-4:18 pm

1 stop8h 18m

Saint Thomas Island Cyril E King

Mon 3/1

3:05 pm-9:43 pm

1 stop8h 38m

$862

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sioux Falls to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Sioux Falls to Saint Thomas Island flights?

You could potentially save up to 43% on your flight if you consider stops on a Sioux Falls to Saint Thomas Island flight.

When to book flights from Sioux Falls to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Saint Thomas Island (FSD to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Saint Thomas Island

Fastest flight time

8h 18m

Direct flights

None
The fastest flight from Sioux Falls to Saint Thomas Island takes 8h 18m
There are no direct flights from Sioux Falls to Saint Thomas Island. There are no popular flight routes from Sioux Falls to Saint Thomas Island.
Search flight deals

Frequently asked questions about flying from Sioux Falls to Saint Thomas Island

  • How far is Sioux Falls Joe Foss Field to Saint Thomas Island Cyril E King by plane?

    There are 2535.6 mi between Sioux Falls Joe Foss Field and Saint Thomas Island Cyril E King. A reasonable flight in good conditions will take 8h 18m.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Saint Thomas Island Cyril E King Airport were last updated today.

  • How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Saint Thomas Island Cyril E King Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux Falls Joe Foss Field Airport to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The necessary travel and health documents for your Saint Thomas Island Cyril E King Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sioux Falls to Saint Thomas Island?

Best airlines flying from Sioux Falls to Saint Thomas Island

Compare and see reviews for airlines that fly from Sioux Falls to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $400Free CancellationRating
7.1
11,846 reviews
Search American Airlines flights
DeltaPriceFrom $509Free CancellationRating
7.8
8,493 reviews
Search Delta flights

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

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to Saint Thomas Island?

It is quick and easy to find Sioux Falls to Saint Thomas Island flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Thomas Island that suits you.

Can I find flights from Sioux Falls to Saint Thomas Island with flexible booking policies on momondo?

All flight searches from Sioux Falls to Saint Thomas Island on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Sioux Falls to Saint Thomas Island?

Once you have performed a search for Sioux Falls to Saint Thomas Island flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sioux Falls to Saint Thomas Island right now. Can momondo alert me if prices change?

Price alerts on flights to Saint Thomas Island from Sioux Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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