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Saint Thomas Island

$296+ Cheap flights from Des Moines (DSM) 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — STT
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Des Moines to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) 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 August 14, 2025.

Round-trip from

$485
(American Airlines)

One-way from

$296

Popular in

June

Cheapest in

September

Average price

$584
From Des Moines to Saint Thomas Island Cyril E King
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One-way flight from Des Moines to Saint Thomas Island Cyril E King
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Highest demand for flights based on searches. 15% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Des Moines to Saint Thomas Island

Cheapest flights from Des Moines to Saint Thomas Island
Explore the most affordable flight options available from Des Moines to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 11/16:12 pmDSM - STT
2 stops21h 43mAmerican Airlines
Tue 11/44:18 pmSTT - DSM
1 stop8h 58mAmerican Airlines
Deal found 8/14$485
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 11/196:00 amDSM - STT
1 stop8h 55mAmerican Airlines
Sun 11/236:17 pmSTT - DSM
2 stops21h 14mAmerican Airlines
Deal found 8/12$572
This deal was found by Cheapflights users on 8/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:00 amDSM - STT
1 stop8h 55mAmerican Airlines
Tue 11/114:18 pmSTT - DSM
1 stop8h 58mAmerican Airlines
Deal found 8/13$682
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Wed 11/195:21 pmDSM - STT
1 stop19h 50mMultiple Airlines
Sun 11/234:06 pmSTT - DSM
1 stop27h 35mMultiple Airlines
Deal found 8/12$709
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 12/185:49 amDSM - STT
1 stop6h 51mAmerican Airlines
Mon 12/296:35 pmSTT - DSM
2 stops19h 59mAmerican Airlines
Deal found 8/14$1,048
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 11/15:47 amDSM - STT
1 stop6h 52mDelta
Tue 11/43:49 pmSTT - DSM
1 stop8h 41mDelta
Deal found 8/14$1,089
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 12/185:49 amDSM - STT
1 stop6h 51mAmerican Airlines
Sun 12/286:35 pmSTT - DSM
2 stops19h 59mAmerican Airlines
Deal found 8/14$1,135
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 12/196:45 amDSM - STT
1 stop8h 50mAmerican Airlines
Mon 12/296:35 pmSTT - DSM
2 stops19h 59mAmerican Airlines
Deal found 8/14$1,142
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/186:02 amDSM - STT
1 stop8h 41mUnited Airlines
Mon 8/2511:30 amSTT - DSM
2 stops11h 58mUnited Airlines
Deal found 8/14$1,184
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Fri 12/194:03 pmDSM - STT
1 stop21h 08mMultiple Airlines
Mon 12/294:06 pmSTT - DSM
1 stop27h 45mMultiple Airlines
Deal found 8/14$1,212

Cheapflights Fare Finder

 
Customize your flight search to find flights from Des Moines 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 August 14, 2025.
Use the filters below to find and compare flights from Des Moines to Saint Thomas Island that are best for you.

Fly from

Des Moines

Fly to

Saint Thomas Island

Route

Depart

Return

Price

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Sat 11/1

6:12 pm-4:55 pm

2 stops21h 43m

Saint Thomas Island Cyril E King

Tue 11/4

4:18 pm-11:16 pm

1 stop8h 58m

$485

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Tue 11/4

6:00 am-4:55 pm

1 stop8h 55m

Saint Thomas Island Cyril E King

Tue 11/11

4:18 pm-11:16 pm

1 stop8h 58m

$682

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Sat 11/1

5:47 am-1:39 pm

1 stop6h 52m

Saint Thomas Island Cyril E King

Tue 11/4

3:49 pm-10:30 pm

1 stop8h 41m

$1,089

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Mon 8/18

6:02 am-3:43 pm

1 stop8h 41m

Saint Thomas Island Cyril E King

Mon 8/25

11:30 am-10:28 pm

2 stops11h 58m

$1,184

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Tue 11/4

6:00 am-4:55 pm

1 stop8h 55m

$296

Des MoinesSaint Thomas Island

DSM - STT

DSMSTT

Des Moines

Tue 11/11

6:00 am-4:55 pm

1 stop8h 55m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Des Moines to Saint Thomas Island

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

How far ahead should I book a flight from Des Moines to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from Des Moines to Saint Thomas Island. Price data was last updated on August 8, 2025.

The best time to book flights from Des Moines to Saint Thomas Island is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Des Moines to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from Des Moines to Saint Thomas Island (average of $433). Flying from Des Moines to Saint Thomas Island in June is currently the most expensive (average of $648). 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 time of day to fly from DSM to STT?

Find hourly flight availability from Des Moines to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s optimal to fly from Des Moines to Saint Thomas Island in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Des Moines to Saint Thomas Island?

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 August 14, 2025.
Read through reviews of airlines operating flights from Des Moines to Saint Thomas Island, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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 Des Moines 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 are the cheapest airlines flying from Des Moines to Saint Thomas Island round-trip?

    Flying on American Airlines is currently your cheapest option to Saint Thomas Island, with prices starting at $465. Another option worth looking into is Delta, starting at $483 round trip. Users have found that American Airlines is 33% cheaper than the other options available to this destination.

  • Can I find deals for flights from Des Moines to Saint Thomas Island that include hotel bookings?

    Yes. In addition to deals on Des Moines to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Des Moines 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 Des Moines to Saint Thomas Island.

  • Can I find deals for business class flights from Des Moines to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from Des Moines 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 Des Moines to Saint Thomas Island?

    Currently, September is the cheapest month in which you can book a flight from Des Moines to Saint Thomas Island (average of $433). Flying from Des Moines to Saint Thomas Island in June is currently the most expensive (average of $648). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Des Moines to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Des Moines to Saint Thomas Island

Discover the top 2 airlines that operate flights from Des Moines 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$465Average$707FlexibilityNo cancel feeOn-time71%
DeltaCheapest$483Average$757FlexibilityNo cancel feeOn-timeN/A

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