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Cheap flights from Sioux Falls to Saint Thomas Island from $468

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 4/16. 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
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
7:39 pm - 2:49 pm
FSD
-
STT
18h 10m
2 stops
American Airlines Logo
5:05 pm - 12:56 pm
STT
-
FSD
20h 51m
2 stops
$468American Airlines
Thu, Apr 16 - Tue, Apr 21
American Airlines Logo
5:44 am - 4:02 pm
FSD
-
STT
9h 18m
1 stop
American Airlines Logo
2:30 pm - 11:59 am
STT
-
FSD
22h 29m
2 stops
$478American Airlines
Mon, Apr 6 - Wed, Apr 15
United Airlines Logo
6:00 am - 3:31 pm
FSD
-
STT
8h 31m
1 stop
United Airlines Logo
2:10 pm - 9:49 pm
STT
-
FSD
8h 39m
1 stop
$536United Airlines
Mon, Apr 6 - Wed, Apr 15
American Airlines Logo
7:42 pm - 3:03 pm
FSD
-
STT
17h 21m
1 stop
American Airlines Logo
2:13 pm - 11:03 pm
STT
-
FSD
10h 50m
1 stop
$554American Airlines
Wed, Feb 25 - Mon, Mar 2
American Airlines Logo
1:41 pm - 10:47 am
FSD
-
STT
20h 06m
2 stops
American Airlines Logo
2:05 pm - 11:59 am
STT
-
FSD
22h 54m
2 stops
$604American Airlines
Wed, Apr 29 - Sun, May 3
American Airlines Logo
1:26 pm - 12:12 pm
FSD
-
STT
20h 46m
2 stops
American Airlines Logo
5:42 pm - 11:42 am
STT
-
FSD
20h 00m
2 stops
$650American Airlines
Wed, Feb 25 - Mon, Mar 2
American Airlines Logo
7:39 pm - 2:49 pm
FSD
-
STT
18h 10m
2 stops
American Airlines Logo
5:05 pm - 11:59 am
STT
-
FSD
19h 54m
2 stops
$673American Airlines
Wed, Apr 29 - Sun, May 3
American Airlines Logo
5:34 pm - 3:58 pm
FSD
-
STT
21h 24m
2 stops
American Airlines Logo
4:48 pm - 11:32 am
STT
-
FSD
19h 44m
2 stops
$770American Airlines
Wed, Jun 10 - Sun, Jun 14
United Airlines Logo
1:40 pm - 1:56 pm
FSD
-
STT
22h 16m
2 stops
United Airlines Logo
1:02 pm - 11:44 pm
STT
-
FSD
12h 42m
2 stops
$851United Airlines
Mon, Feb 23 - Wed, Feb 25
United Airlines Logo
4:57 pm - 12:20 pm
FSD
-
STT
18h 23m
2 stops
United Airlines Logo
4:45 pm - 9:49 pm
STT
-
FSD
30h 04m
3 stops
$858United Airlines
Thu, Apr 16 - Tue, Apr 21

Delta flights from Sioux Falls to Saint Thomas Island

Our best Delta deals on Sioux Falls to Saint Thomas Island flight tickets
Delta
Feb 14
FSD5:08 amSioux Falls Joe Foss Field
9h 14m
1 stop
STT4:22 pmSaint Thomas Island Cyril E King
Feb 17
STT1:50 pmSaint Thomas Island Cyril E King
11h 40m
1 stop
FSD11:30 pmSioux Falls Joe Foss Field
$780
Delta
Feb 14
FSD5:08 amSioux Falls Joe Foss Field
9h 14m
1 stop
STT4:22 pmSaint Thomas Island Cyril E King
Feb 19
STT1:50 pmSaint Thomas Island Cyril E King
11h 40m
1 stop
FSD11:30 pmSioux Falls Joe Foss Field
$790
Delta
Jun 11
FSD5:25 amSioux Falls Joe Foss Field
8h 35m
1 stop
STT3:00 pmSaint Thomas Island Cyril E King
Jun 16
STT1:27 pmSaint Thomas Island Cyril E King
9h 44m
1 stop
FSD10:11 pmSioux Falls Joe Foss Field
$1,205

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 16
FSD7:39 pmSioux Falls Joe Foss Field
18h 10m
2 stops
STT2:49 pmSaint Thomas Island Cyril E King
Apr 21
STT5:05 pmSaint Thomas Island Cyril E King
20h 51m
2 stops
FSD12:56 pmSioux Falls Joe Foss Field
$468
American Airlines
Apr 6
FSD7:42 pmSioux Falls Joe Foss Field
19h 33m
2 stops
STT4:15 pmSaint Thomas Island Cyril E King
Apr 15
STT5:05 pmSaint Thomas Island Cyril E King
20h 51m
2 stops
FSD12:56 pmSioux Falls Joe Foss Field
$478
American Airlines
Feb 25
FSD7:42 pmSioux Falls Joe Foss Field
19h 47m
2 stops
STT5:29 pmSaint Thomas Island Cyril E King
Mar 2
STT2:13 pmSaint Thomas Island Cyril E King
10h 50m
1 stop
FSD11:03 pmSioux Falls Joe Foss Field
$554

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 February 12, 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

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Thu 4/16

7:39 pm-2:49 pm

2 stops18h 10m

Saint Thomas Island Cyril E King

Tue 4/21

5:05 pm-12:56 pm

2 stops20h 51m

$468

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/6

5:44 am-4:02 pm

1 stop9h 18m

Saint Thomas Island Cyril E King

Wed 4/15

2:30 pm-11:59 am

2 stops22h 29m

$478

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 4/6

6:00 am-3:31 pm

1 stop8h 31m

Saint Thomas Island Cyril E King

Wed 4/15

2:10 pm-9:49 pm

1 stop8h 39m

$536

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 2/25

7:42 pm-3:03 pm

1 stop17h 21m

Saint Thomas Island Cyril E King

Mon 3/2

2:13 pm-11:03 pm

1 stop10h 50m

$554

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 4/29

1:41 pm-10:47 am

2 stops20h 06m

Saint Thomas Island Cyril E King

Sun 5/3

2:05 pm-11:59 am

2 stops22h 54m

$604

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 2/25

1:26 pm-12:12 pm

2 stops20h 46m

Saint Thomas Island Cyril E King

Mon 3/2

5:42 pm-11:42 am

2 stops20h 00m

$650

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 4/29

7:39 pm-2:49 pm

2 stops18h 10m

Saint Thomas Island Cyril E King

Sun 5/3

5:05 pm-11:59 am

2 stops19h 54m

$673

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 6/10

5:34 pm-3:58 pm

2 stops21h 24m

Saint Thomas Island Cyril E King

Sun 6/14

4:48 pm-11:32 am

2 stops19h 44m

$770

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 2/23

1:40 pm-1:56 pm

2 stops22h 16m

Saint Thomas Island Cyril E King

Wed 2/25

1:02 pm-11:44 pm

2 stops12h 42m

$851

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Thu 4/16

4:57 pm-12:20 pm

2 stops18h 23m

Saint Thomas Island Cyril E King

Tue 4/21

4:45 pm-9:49 pm

3 stops30h 04m

$858

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

8h 31m

Direct flights

None
The fastest flight from Sioux Falls to Saint Thomas Island takes 8h 31m
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

  • 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 31m.

  • 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
DeltaPriceFrom $509Free CancellationRating
7.9
8,180 reviews
Search Delta flights
American AirlinesPriceFrom $509Free CancellationRating
7.2
11,271 reviews
Search American Airlines 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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