What is the cheapest month to book a flight from South Dakota to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from South Dakota to Saint Thomas Island (average of $433). Flying from South Dakota to Saint Thomas Island in June is currently the most expensive (average of $640). 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.

What is the cheapest month to fly from South Dakota to Saint Thomas Island?

August is one of the best times of the year to fly to Saint Thomas Island from South Dakota. Prices for August average $710 per person but you can even find prices for as low as $475. The most expensive prices can be found in the month of June. Opting for a August flight can save you 32% on your journey compared to booking in June

What is the cheapest time of day to fly from SD to STT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to Saint Thomas Island as you normally would.

How can I find direct flights from South Dakota 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 South Dakota to Saint Thomas Island.

Can I find deals for business class flights from South Dakota to Saint Thomas Island?

Yes. Cheapflights offers flight deals from South Dakota 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.

$288+ Flights from South Dakota to Saint Thomas Island

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Cheap flight deals from South Dakota to Saint Thomas Island

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$509 (American Airlines)
One-way from	$288 (Delta)
Popular in	June
Cheapest in	August
Average price	$734

Provider with most accurate pricing for Sioux Falls Joe Foss Field-Saint Thomas Island Cyril E King flight deals.

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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Saint Thomas Island Cyril E King flights.

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From South Dakota to Saint Thomas Island Cyril E King

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One-way flight from South Dakota to Saint Thomas Island Cyril E King

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Highest demand for flights based on searches. 2% potential increase in price ($15 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from South Dakota to Saint Thomas Island

Cheapest flights from South Dakota to Saint Thomas Island
Explore the most affordable flight options available from South Dakota to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Tue 6/105:56 pmFSD - STT

2 stops20h 24mAmerican Airlines

Tue 6/171:44 pmSTT - FSD

2 stops22h 52mAmerican Airlines

Deal found 4/22

$509

Sun 7/65:15 amFSD - STT

1 stop8h 36mDelta

Fri 7/113:00 pmSTT - FSD

1 stop8h 10mDelta

Deal found 4/22

$539

Mon 6/168:03 pmFSD - STT

2 stops16h 55mMultiple Airlines

Sat 6/2110:47 amSTT - FSD

3 stops34h 56mMultiple Airlines

Deal found 4/22

$705

Best flights from South Dakota to Saint Thomas Island
Discover carefully curated flight deals from South Dakota to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Tue 6/105:56 pmFSD - STT

2 stops20h 24mAmerican Airlines

Tue 6/171:44 pmSTT - FSD

2 stops22h 52mAmerican Airlines

Deal found 4/22

$509

Sun 7/65:15 amFSD - STT

1 stop8h 36mDelta

Fri 7/113:00 pmSTT - FSD

1 stop8h 10mDelta

Deal found 4/22

$539

Mon 6/168:03 pmFSD - STT

2 stops16h 55mMultiple Airlines

Sat 6/2110:47 amSTT - FSD

3 stops34h 56mMultiple Airlines

Deal found 4/22

$705

One-way flights from South Dakota to Saint Thomas Island
Search for one-way flight options from South Dakota to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Wed 9/245:25 amFSD - STT

1 stop7h 14mDelta

Deal found 4/22

$288

Wed 9/245:39 pmFSD - STT

3 stops18h 11mAmerican Airlines

Deal found 4/22

$489

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota 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

Tue 6/10

5:56 pm-3:20 pm

2 stops20h 24m

Saint Thomas Island Cyril E King

Tue 6/17

1:44 pm-11:36 am

2 stops22h 52m

$509

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Sun 7/6

5:15 am-2:51 pm

1 stop8h 36m

Saint Thomas Island Cyril E King

Fri 7/11

3:00 pm-10:10 pm

1 stop8h 10m

$539

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Mon 6/16

8:03 pm-1:58 pm

2 stops16h 55m

Saint Thomas Island Cyril E King

Sat 6/21

10:47 am-8:43 pm

3 stops34h 56m

$705

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 9/24

5:25 am-1:39 pm

1 stop7h 14m

$288

Sioux FallsSaint Thomas Island

FSD - STT

FSDSTT

Sioux Falls Joe Foss Field

Wed 9/24

5:39 pm-12:50 pm

3 stops18h 11m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Best time to book a flight from South Dakota to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from South Dakota 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 South Dakota to Saint Thomas Island

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Saint Thomas Island

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly into for flights to Saint Thomas Island from South Dakota?
Saint Thomas Island Cyril E King (STT) is the airport you will fly into if you book a flight from South Dakota to Saint Thomas Island. It is only a 2.8 mi journey from Cyril E King (STT) to Saint Thomas Island’s city center.
Can I find deals for flights from South Dakota to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on South Dakota to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from South Dakota 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 South Dakota to Saint Thomas Island.
Can I find deals for business class flights from South Dakota to Saint Thomas Island?
Yes. Cheapflights offers flight deals from South Dakota 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 South Dakota to Saint Thomas Island?
Currently, September is the cheapest month in which you can book a flight from South Dakota to Saint Thomas Island (average of $433). Flying from South Dakota to Saint Thomas Island in June is currently the most expensive (average of $640). 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

St. John

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Top 2 airlines flying from South Dakota to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$477	Average$602	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$566	Average$747	FlexibilityNo cancel fee	On-time71%

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$288+ Cheap flights from South Dakota 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.

Find cheap flights from South Dakota to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from South Dakota to Saint Thomas Island

Keep the following information in mind while searching for South Dakota to Saint Thomas Island flight deals. Data was last updated April 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to Saint Thomas Island

Cheapest flights from South Dakota to Saint Thomas IslandExplore the most affordable flight options available from South Dakota to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Explore the most affordable flight options available from South Dakota to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to Saint Thomas Island that are best for you.

Best time to book a flight from South Dakota to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from South Dakota with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Saint Thomas Island

Reviews of airlines servicing Saint Thomas Island

Related info for your journey

Find useful and relevant information for your journey from South Dakota 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 airport do you fly into for flights to Saint Thomas Island from South Dakota?

Can I find deals for flights from South Dakota to Saint Thomas Island that include hotel bookings?

How can I find direct flights from South Dakota to Saint Thomas Island?

Can I find deals for business class flights from South Dakota to Saint Thomas Island?

What is the cheapest month to book a flight from South Dakota to Saint Thomas Island?

Traveling to a place near South Dakota?

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Alternative routes for South Dakota to Saint Thomas Island

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Top 2 airlines flying from South Dakota to Saint Thomas Island

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Cheapest flights from South Dakota to Saint Thomas Island
Explore the most affordable flight options available from South Dakota to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.