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Cheap flights from Sioux Falls to Saint Thomas Island from $405

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 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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
1:41 pm - 11:35 am
FSD
-
STT
20h 54m
2 stops
American Airlines Logo
5:05 pm - 12:56 pm
STT
-
FSD
20h 51m
2 stops
$405American Airlines
Wed, Apr 29 - Wed, May 6
United Airlines Logo
6:10 am - 3:31 pm
FSD
-
STT
8h 21m
1 stop
United Airlines Logo
2:10 pm - 9:54 pm
STT
-
FSD
8h 44m
1 stop
$414United Airlines
Mon, Apr 20 - Thu, Apr 23
United Airlines Logo
6:10 am - 3:31 pm
FSD
-
STT
8h 21m
1 stop
United Airlines Logo
2:10 pm - 11:44 pm
STT
-
FSD
10h 34m
1 stop
$457United Airlines
Mon, Apr 20 - Thu, Apr 23
American Airlines Logo
3:17 pm - 1:15 pm
FSD
-
STT
20h 58m
2 stops
American Airlines Logo
5:05 pm - 12:56 pm
STT
-
FSD
20h 51m
2 stops
$488American Airlines
Sat, Apr 25 - Thu, Apr 30
American Airlines Logo
1:41 pm - 11:35 am
FSD
-
STT
20h 54m
2 stops
American Airlines Logo
5:05 pm - 12:56 pm
STT
-
FSD
20h 51m
2 stops
$493American Airlines
Wed, Apr 29 - Wed, May 6
American Airlines Logo
12:30 pm - 12:50 pm
FSD
-
STT
23h 20m
2 stops
American Airlines Logo
1:50 pm - 11:46 am
STT
-
FSD
22h 56m
2 stops
$526American Airlines
Wed, Sep 16 - Mon, Sep 21
United Airlines Logo
6:10 am - 3:31 pm
FSD
-
STT
8h 21m
1 stop
United Airlines Logo
1:22 pm - 11:43 pm
STT
-
FSD
11h 21m
2 stops
$527United Airlines
Wed, Apr 29 - Wed, May 6
United Airlines Logo
6:10 am - 3:31 pm
FSD
-
STT
8h 21m
1 stop
United Airlines Logo
1:22 pm - 11:43 pm
STT
-
FSD
11h 21m
2 stops
$532United Airlines
Wed, Apr 29 - Wed, May 6
United Airlines Logo
4:57 pm - 1:08 pm
FSD
-
STT
19h 11m
2 stops
United Airlines Logo
2:10 pm - 11:44 pm
STT
-
FSD
10h 34m
1 stop
$564United Airlines
Mon, Apr 20 - Thu, Apr 23
Multiple Airlines Logo
1:14 pm - 10:30 am
FSD
-
STT
20h 16m
1 stop
Multiple Airlines Logo
2:12 pm - 12:16 pm
STT
-
FSD
23h 04m
2 stops
$586Multiple Airlines
Tue, Jun 30 - Tue, Jul 7

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
Apr 29
FSD1:41 pmSioux Falls Joe Foss Field
20h 54m
2 stops
STT11:35 amSaint Thomas Island Cyril E King
May 6
STT5:05 pmSaint Thomas Island Cyril E King
20h 51m
2 stops
FSD12:56 pmSioux Falls Joe Foss Field
$405
American Airlines
Apr 25
FSD3:17 pmSioux Falls Joe Foss Field
20h 58m
2 stops
STT1:15 pmSaint Thomas Island Cyril E King
Apr 30
STT5:05 pmSaint Thomas Island Cyril E King
20h 51m
2 stops
FSD12:56 pmSioux Falls Joe Foss Field
$488
American Airlines
Apr 29
FSD1:41 pmSioux Falls Joe Foss Field
20h 54m
2 stops
STT11:35 amSaint Thomas Island Cyril E King
May 6
STT5:05 pmSaint Thomas Island Cyril E King
20h 51m
2 stops
FSD12:56 pmSioux Falls Joe Foss Field
$493

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
Apr 20
FSD6:10 amSioux Falls Joe Foss Field
8h 21m
1 stop
STT3:31 pmSaint Thomas Island Cyril E King
Apr 23
STT2:10 pmSaint Thomas Island Cyril E King
8h 44m
1 stop
FSD9:54 pmSioux Falls Joe Foss Field
$414
United Airlines
Apr 20
FSD6:10 amSioux Falls Joe Foss Field
8h 21m
1 stop
STT3:31 pmSaint Thomas Island Cyril E King
Apr 23
STT2:10 pmSaint Thomas Island Cyril E King
10h 34m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
$457
United Airlines
Apr 29
FSD6:10 amSioux Falls Joe Foss Field
8h 21m
1 stop
STT3:31 pmSaint Thomas Island Cyril E King
May 6
STT1:22 pmSaint Thomas Island Cyril E King
11h 21m
2 stops
FSD11:43 pmSioux Falls Joe Foss Field
$527

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 April 4, 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 4/29

1:41 pm-11:35 am

2 stops20h 54m

Saint Thomas Island Cyril E King

Wed 5/6

5:05 pm-12:56 pm

2 stops20h 51m

$405
Quickest round-trip

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/20

6:10 am-3:31 pm

1 stop8h 21m

Saint Thomas Island Cyril E King

Thu 4/23

2:10 pm-9:54 pm

1 stop8h 44m

$414

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/20

6:10 am-3:31 pm

1 stop8h 21m

Saint Thomas Island Cyril E King

Thu 4/23

2:10 pm-11:44 pm

1 stop10h 34m

$457

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Sat 4/25

3:17 pm-1:15 pm

2 stops20h 58m

Saint Thomas Island Cyril E King

Thu 4/30

5:05 pm-12:56 pm

2 stops20h 51m

$488

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 4/29

1:41 pm-11:35 am

2 stops20h 54m

Saint Thomas Island Cyril E King

Wed 5/6

5:05 pm-12:56 pm

2 stops20h 51m

$493

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 9/16

12:30 pm-12:50 pm

2 stops23h 20m

Saint Thomas Island Cyril E King

Mon 9/21

1:50 pm-11:46 am

2 stops22h 56m

$526

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 4/29

6:10 am-3:31 pm

1 stop8h 21m

Saint Thomas Island Cyril E King

Wed 5/6

1:22 pm-11:43 pm

2 stops11h 21m

$527

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 4/29

6:10 am-3:31 pm

1 stop8h 21m

Saint Thomas Island Cyril E King

Wed 5/6

1:22 pm-11:43 pm

2 stops11h 21m

$532

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/20

4:57 pm-1:08 pm

2 stops19h 11m

Saint Thomas Island Cyril E King

Thu 4/23

2:10 pm-11:44 pm

1 stop10h 34m

$564

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Tue 6/30

1:14 pm-10:30 am

1 stop20h 16m

Saint Thomas Island Cyril E King

Tue 7/7

2:12 pm-12:16 pm

2 stops23h 04m

$586

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Thomas Island from

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 7% 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

7h 19m

Direct flights

None
The fastest flight from Sioux Falls to Saint Thomas Island takes 7h 19m
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 7h 19m.

  • 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
11,559 reviews
Search American Airlines flights
DeltaPriceFrom $509Free CancellationRating
7.9
8,385 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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