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Saint Thomas Island

$459+ Cheap flights from Missoula (MSO) 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — STT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Missoula to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) 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 September 11, 2025.

Round-trip from

$849
(American Airlines)

One-way from

$459
(American Airlines)
From Missoula Johnson-Bell Field to Saint Thomas Island Cyril E King
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One-way flight from Missoula Johnson-Bell Field to Saint Thomas Island Cyril E King
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Find flight deals from Missoula to Saint Thomas Island

Cheapest flights from Missoula to Saint Thomas Island
Explore the most affordable flight options available from Missoula to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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 12/251:18 pmMSO - STT
2 stops23h 34mAmerican Airlines
Sat 1/312:58 pmSTT - MSO
2 stops26h 50mAmerican Airlines
Deal found 9/10$2,359
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 12/252:38 pmMSO - STT
2 stops44h 52mUnited Airlines
Sat 1/33:35 pmSTT - MSO
3 stops33h 06mUnited Airlines
Deal found 9/11$5,382

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula 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 September 11, 2025.
Use the filters below to find and compare flights from Missoula to Saint Thomas Island that are best for you.

Fly from

Missoula

Fly to

Saint Thomas Island

Route

Depart

Return

Price

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Mon 3/2

1:05 pm-12:10 pm

2 stops20h 05m

Saint Thomas Island Cyril E King

Thu 3/5

6:40 pm-9:37 pm

2 stops29h 57m

$849

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Thu 12/25

1:18 pm-3:52 pm

2 stops23h 34m

Saint Thomas Island Cyril E King

Sat 1/3

12:58 pm-12:48 pm

2 stops26h 50m

$2,359

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Thu 12/25

2:38 pm-2:30 pm

2 stops44h 52m

Saint Thomas Island Cyril E King

Sat 1/3

3:35 pm-9:41 pm

3 stops33h 06m

$5,382

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Wed 10/1

1:51 pm-4:00 pm

2 stops24h 09m

$459

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Missoula to Saint Thomas Island

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

Related info for your journey

Find useful and relevant information for your journey from Missoula 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.

  • How long is the flight from Missoula to Saint Thomas Island?

    American Airlines can get you from Missoula to Saint Thomas Island in just under 20h 05m. Your travel time can differ by up to . The distance between Missoula and Saint Thomas Island is about 3393 mi.

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Missoula to Saint Thomas Island (average of $433). Flying from Missoula to Saint Thomas Island in June is currently the most expensive (average of $645). 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

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