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Missoula

$129+ Cheap flights from Missouri to Missoula (MSO)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Missouri to Missoula

Cheapest flights from Missouri to Missoula
Explore the most affordable flight options available from Missouri to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 3/39:12 am
MCI
-
MSO
1 stop5h 20m
United Airlines
Tue 3/106:15 am
MSO
-
MCI
1 stop5h 39m
United Airlines
Deal found 1/27$257
This Delta deal was found by Cheapflights users on 1/27. 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 4/256:40 am
MCI
-
MSO
1 stop6h 56m
Delta
Fri 5/16:18 pm
MSO
-
MCI
1 stop5h 20m
Delta
Deal found 1/27$268
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Tue 6/303:35 pm
MCI
-
MSO
1 stop7h 50m
United Airlines
Wed 7/86:15 am
MSO
-
MCI
1 stop5h 37m
United Airlines
Deal found 1/28$279
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 6/161:45 pm
MCI
-
MSO
2 stops9h 40m
United Airlines
Tue 6/306:15 am
MSO
-
MCI
1 stop5h 37m
United Airlines
Deal found 1/27$284
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 8/295:20 am
STL
-
MSO
1 stop5h 33m
United Airlines
Wed 9/25:32 pm
MSO
-
STL
1 stop5h 11m
United Airlines
Deal found 1/28$289
This Delta deal was found by Cheapflights users on 1/27. 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.
Fri 8/212:18 pm
STL
-
MSO
2 stops10h 29m
Delta
Wed 8/266:10 pm
MSO
-
STL
1 stop5h 26m
Delta
Deal found 1/27$294
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Tue 3/104:30 pm
STL
-
MSO
1 stop6h 27m
United Airlines
Mon 3/165:16 pm
MSO
-
STL
1 stop5h 18m
United Airlines
Deal found 1/28$298
This Delta deal was found by Cheapflights users on 1/27. 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.
Tue 6/166:15 pm
MCI
-
MSO
1 stop7h 09m
Delta
Tue 6/306:10 pm
MSO
-
MCI
1 stop5h 10m
Delta
Deal found 1/27$309
This Delta deal was found by Cheapflights users on 1/27. 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.
Thu 2/193:40 pm
STL
-
MSO
1 stop5h 21m
Delta
Tue 2/247:30 am
MSO
-
STL
1 stop6h 24m
Delta
Deal found 1/27$314
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 2/202:45 pm
STL
-
MSO
1 stop8h 12m
United Airlines
Tue 2/242:34 pm
MSO
-
STL
2 stops29h 31m
United Airlines
Deal found 1/27$317
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:00 am
MCI
-
MSO
1 stop6h 32m
Alaska Airlines
Thu 6/254:13 pm
MSO
-
MCI
1 stop6h 42m
Alaska Airlines
Deal found 1/27$324
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/192:45 pm
STL
-
MSO
1 stop8h 12m
United Airlines
Tue 2/242:34 pm
MSO
-
STL
1 stop4h 52m
United Airlines
Deal found 1/27$332

Find flight deals from Missouri to Missoula

Keep the following information in mind while searching for Missouri to Missoula flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(United Airlines)

One-way from

$129
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$384
Provider with most accurate pricing for Lambert-St Louis-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Missoula Johnson-Bell Field flights.
Search Deals
From Missouri to Missoula Johnson-Bell Field
Search Deals
One-way flight from Missouri to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Missoula 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 January 29, 2026.
Use the filters below to find and compare flights from Missouri to Missoula that are best for you.

Fly from

Missouri

Fly to

Missoula

Route

Depart

Return

Price

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Wed 7/1

3:35 pm-10:25 pm

1 stop7h 50m

Missoula Johnson-Bell Field

Wed 7/8

5:32 pm-11:37 pm

1 stop5h 05m

$279

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Sat 4/25

6:40 am-12:36 pm

1 stop6h 56m

Missoula Johnson-Bell Field

Fri 5/1

6:18 pm-12:38 am

1 stop5h 20m

$283

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Tue 6/16

1:45 pm-10:25 pm

2 stops9h 40m

Missoula Johnson-Bell Field

Tue 6/30

6:15 am-12:52 pm

1 stop5h 37m

$284

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Tue 6/16

1:45 pm-10:25 pm

2 stops9h 40m

Missoula Johnson-Bell Field

Thu 6/25

5:32 pm-11:37 pm

1 stop5h 05m

$284

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Fri 2/20

7:00 am-12:26 pm

1 stop6h 26m

Missoula Johnson-Bell Field

Tue 2/24

7:30 am-4:45 pm

1 stop8h 15m

$289

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Tue 3/10

4:30 pm-9:57 pm

1 stop6h 27m

Missoula Johnson-Bell Field

Mon 3/16

5:16 pm-11:34 pm

1 stop5h 18m

$298

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Thu 2/19

3:40 pm-8:01 pm

1 stop5h 21m

Missoula Johnson-Bell Field

Tue 2/24

7:30 am-2:54 pm

1 stop6h 24m

$314

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Fri 2/20

2:45 pm-9:57 pm

1 stop8h 12m

Missoula Johnson-Bell Field

Tue 2/24

2:34 pm-9:05 pm

2 stops29h 31m

$317

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Tue 6/16

7:00 am-12:32 pm

1 stop6h 32m

Missoula Johnson-Bell Field

Thu 6/25

4:13 pm-11:55 pm

1 stop6h 42m

$324

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Thu 2/19

2:45 pm-9:57 pm

1 stop8h 12m

Missoula Johnson-Bell Field

Tue 2/24

2:34 pm-8:26 pm

1 stop4h 52m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 38 results
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Best time to book a flight from Missouri to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Missouri 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 Missouri to Missoula

What is the cheapest month to book a flight from Missouri to Missoula?

Currently, October is the cheapest month in which you can book a flight from Missouri to Missoula (average of $249). Flying from Missouri to Missoula in December is currently the most expensive (average of $438). 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.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Missoula. 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 Missoula from Missouri?

    If you book a flight to Missoula from Missouri, you will be flying to Johnson-Bell Field, which is the city’s only airport. Missoula Johnson-Bell Field (MSO) is located 5.5 mi from the center of Missoula.

  • How long is the flight from Missouri to Missoula?

    For as low as $283, United Airlines can have you in Missoula from Missouri in 6h 56m. There are 1105 mi between Missouri and Missoula. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Missouri to Missoula one-way?

    The cheapest airlines for a one-way flight from Missouri to Missoula are Delta ($144), American Airlines ($169), and United Airlines ($170).

  • What are the most popular routes from Missouri to Missoula?

    The most popular flight routes from Missouri to Missoula are Kansas City - Missoula Johnson-Bell Field, Lambert-St Louis - Missoula Johnson-Bell Field and Springfield-Branson - Missoula Johnson-Bell Field.

  • Can I find deals for flights from Missouri to Missoula that include hotel bookings?

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

  • How can I find direct flights from Missouri to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Missoula.

  • Can I find deals for business class flights from Missouri to Missoula?

    Yes. Cheapflights offers flight deals from Missouri to Missoula 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 Missouri to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Missoula (average of $249). Flying from Missouri to Missoula in December is currently the most expensive (average of $438). 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

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Alternative routes for Missouri to Missoula

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Top 4 airlines flying from Missouri to Missoula

Discover the top 4 airlines that operate flights from Missouri to Missoula. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$488FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$419FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$290Average$420FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$310Average$479FlexibilityNo cancel feeOn-time69%

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