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Cheap flights from Missoula to Saint Thomas Island from $709

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Saint Thomas Island departing on 4/21. 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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Find the cheapest flights from Missoula to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:05 pm - 11:10 am
MSO
-
STT
20h 05m2 stops
American Airlines Logo
5:10 pm - 12:25 pm
STT
-
MSO
21h 15m2 stops
$709American Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
2:35 pm - 12:20 pm
MSO
-
STT
19h 45m2 stops
United Airlines Logo
2:10 pm - 9:42 pm
STT
-
MSO
33h 32m2 stops
$790United Airlines
Mon, Apr 20 - Wed, Apr 29
American Airlines Logo
1:05 pm - 11:10 am
MSO
-
STT
20h 05m2 stops
American Airlines Logo
5:10 pm - 12:25 pm
STT
-
MSO
21h 15m2 stops
$819American Airlines
Sat, Apr 18 - Fri, May 1
United Airlines Logo
2:35 pm - 12:20 pm
MSO
-
STT
19h 45m2 stops
United Airlines Logo
4:45 pm - 1:32 pm
STT
-
MSO
22h 47m2 stops
$871United Airlines
Mon, Apr 20 - Thu, Apr 30
American Airlines Logo
1:05 pm - 4:15 pm
MSO
-
STT
25h 10m2 stops
American Airlines Logo
6:40 pm - 12:25 pm
STT
-
MSO
19h 45m2 stops
$890American Airlines
Sun, Apr 19 - Mon, Apr 27
American Airlines Logo
1:05 pm - 4:15 pm
MSO
-
STT
25h 10m2 stops
American Airlines Logo
5:10 pm - 12:25 pm
STT
-
MSO
21h 15m2 stops
$902American Airlines
Fri, Apr 24 - Fri, May 1
United Airlines Logo
2:34 pm - 1:56 pm
MSO
-
STT
20h 22m2 stops
United Airlines Logo
1:02 pm - 1:32 pm
STT
-
MSO
27h 30m2 stops
$946United Airlines
Mon, Feb 23 - Thu, Feb 26
United Airlines Logo
2:35 pm - 3:31 pm
MSO
-
STT
22h 56m3 stops
United Airlines Logo
4:45 pm - 1:31 pm
STT
-
MSO
22h 46m2 stops
$948United Airlines
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
1:05 pm - 11:10 am
MSO
-
STT
20h 05m2 stops
American Airlines Logo
5:10 pm - 12:25 pm
STT
-
MSO
21h 15m2 stops
$959American Airlines
Sat, Apr 18 - Sun, Apr 26
United Airlines Logo
5:16 pm - 3:31 pm
MSO
-
STT
20h 15m2 stops
United Airlines Logo
4:45 pm - 1:31 pm
STT
-
MSO
22h 46m2 stops
$999United Airlines
Thu, Apr 23 - Tue, Apr 28

American Airlines flights from Missoula to Saint Thomas Island

Our best American Airlines deals on Missoula to Saint Thomas Island flight tickets
American Airlines
Apr 21
MSO1:05 pmMissoula Johnson-Bell Field
20h 05m
2 stops
STT11:10 amSaint Thomas Island Cyril E King
Apr 28
STT5:10 pmSaint Thomas Island Cyril E King
21h 15m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$709
Find similar
American Airlines
Apr 18
MSO1:05 pmMissoula Johnson-Bell Field
20h 05m
2 stops
STT11:10 amSaint Thomas Island Cyril E King
May 1
STT5:10 pmSaint Thomas Island Cyril E King
21h 15m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$819
Find similar
American Airlines
Apr 19
MSO1:05 pmMissoula Johnson-Bell Field
25h 10m
2 stops
STT4:15 pmSaint Thomas Island Cyril E King
Apr 27
STT6:40 pmSaint Thomas Island Cyril E King
19h 45m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$890
Find similar

United Airlines flights from Missoula to Saint Thomas Island

Our best United Airlines deals on Missoula to Saint Thomas Island flight tickets
United Airlines
Apr 20
MSO2:35 pmMissoula Johnson-Bell Field
19h 45m
2 stops
STT12:20 pmSaint Thomas Island Cyril E King
Apr 29
STT2:10 pmSaint Thomas Island Cyril E King
33h 32m
2 stops
MSO9:42 pmMissoula Johnson-Bell Field
$790
Find similar
United Airlines
Apr 20
MSO2:35 pmMissoula Johnson-Bell Field
19h 45m
2 stops
STT12:20 pmSaint Thomas Island Cyril E King
Apr 30
STT4:45 pmSaint Thomas Island Cyril E King
22h 47m
2 stops
MSO1:32 pmMissoula Johnson-Bell Field
$871
Find similar
United Airlines
Feb 23
MSO2:34 pmMissoula Johnson-Bell Field
20h 22m
2 stops
STT1:56 pmSaint Thomas Island Cyril E King
Feb 26
STT1:02 pmSaint Thomas Island Cyril E King
27h 30m
2 stops
MSO1:32 pmMissoula Johnson-Bell Field
$946
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Missoula to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Tue 4/21

1:05 pm-11:10 am

2 stops20h 05m

Saint Thomas Island Cyril E King

Tue 4/28

5:10 pm-12:25 pm

2 stops21h 15m

$709

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Mon 4/20

2:35 pm-12:20 pm

2 stops19h 45m

Saint Thomas Island Cyril E King

Wed 4/29

2:10 pm-9:42 pm

2 stops33h 32m

$790

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Sat 4/18

1:05 pm-11:10 am

2 stops20h 05m

Saint Thomas Island Cyril E King

Fri 5/1

5:10 pm-12:25 pm

2 stops21h 15m

$819

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Mon 4/20

2:35 pm-12:20 pm

2 stops19h 45m

Saint Thomas Island Cyril E King

Thu 4/30

4:45 pm-1:32 pm

2 stops22h 47m

$871

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Sun 4/19

1:05 pm-4:15 pm

2 stops25h 10m

Saint Thomas Island Cyril E King

Mon 4/27

6:40 pm-12:25 pm

2 stops19h 45m

$890

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Fri 4/24

1:05 pm-4:15 pm

2 stops25h 10m

Saint Thomas Island Cyril E King

Fri 5/1

5:10 pm-12:25 pm

2 stops21h 15m

$902

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Mon 2/23

2:34 pm-1:56 pm

2 stops20h 22m

Saint Thomas Island Cyril E King

Thu 2/26

1:02 pm-1:32 pm

2 stops27h 30m

$946

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Tue 4/21

2:35 pm-3:31 pm

3 stops22h 56m

Saint Thomas Island Cyril E King

Tue 4/28

4:45 pm-1:31 pm

2 stops22h 46m

$948

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Sat 4/18

1:05 pm-11:10 am

2 stops20h 05m

Saint Thomas Island Cyril E King

Sun 4/26

5:10 pm-12:25 pm

2 stops21h 15m

$959

MissoulaSaint Thomas Island

MSO - STT

MSOSTT

Missoula Johnson-Bell Field

Thu 4/23

5:16 pm-3:31 pm

2 stops20h 15m

Saint Thomas Island Cyril E King

Tue 4/28

4:45 pm-1:31 pm

2 stops22h 46m

$999

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Missoula to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Missoula to Saint Thomas Island (MSO to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Saint Thomas Island

Fastest flight time

15h 53m

Direct flights

None
The fastest flight from Missoula to Saint Thomas Island takes 15h 53m
There are no direct flights from Missoula to Saint Thomas Island. There are no popular flight routes from Missoula to Saint Thomas Island.
Search flight deals

  • How far is Missoula Johnson-Bell Field to Saint Thomas Island Cyril E King by plane?

    The distance between Missoula Johnson-Bell Field and Saint Thomas Island Cyril E King is about 3389.6 mi. In terms of flight time, this usually takes a little over 15h 53m.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Saint Thomas Island Cyril E King Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Saint Thomas Island Cyril E King Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell 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.

  • How do I get Price Alerts for flights from Missoula to Saint Thomas Island?

    Confirm your travel details to search for the latest offers for flights from Missoula to Saint Thomas Island. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Missoula to Saint Thomas Island with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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 Missoula to Saint Thomas Island?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missoula to Saint Thomas Island. momondo saves you time and could save you money on your trip.

Can I find flights from Missoula to Saint Thomas Island with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Thomas Island from Missoula with this policy.

How can momondo help me find flights from Missoula to Saint Thomas Island?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missoula to Saint Thomas Island.

I’m not ready to book a flight from Missoula to Saint Thomas Island right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Thomas Island from Missoula. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Thomas Island trip

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