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Cheap flights from Missouri to Missoula from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Missoula departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Missouri to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:30 pm - 9:57 pm
STL
-
MSO
6h 27m
1 stop
United Airlines Logo
2:35 pm - 11:34 pm
MSO
-
STL
7h 59m
1 stop
$257United Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
6:25 am - 1:32 pm
STL
-
MSO
8h 07m
2 stops
United Airlines Logo
2:35 pm - 8:41 pm
MSO
-
STL
5h 06m
1 stop
$262United Airlines
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
7:00 am - 2:59 pm
MCI
-
MSO
8h 59m
1 stop
Alaska Airlines Logo
3:55 pm - 11:59 pm
MSO
-
MCI
7h 04m
1 stop
$268Alaska Airlines
Sat, Apr 25 - Fri, May 1
Alaska Airlines Logo
2:47 pm - 11:59 pm
STL
-
MSO
10h 12m
1 stop
Alaska Airlines Logo
4:20 pm - 11:59 pm
MSO
-
STL
6h 39m
1 stop
$289Alaska Airlines
Fri, Feb 27 - Mon, Mar 2
Delta Logo
6:00 am - 5:23 pm
STL
-
MSO
12h 23m
2 stops
Delta Logo
1:07 pm - 11:58 pm
MSO
-
STL
9h 51m
2 stops
$295Delta
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
7:59 pm - 12:32 pm
MCI
-
MSO
17h 33m
1 stop
Alaska Airlines Logo
4:13 pm - 11:55 pm
MSO
-
MCI
6h 42m
1 stop
$309Alaska Airlines
Sat, Jun 13 - Tue, Jun 23
United Airlines Logo
9:10 am - 9:57 pm
MCI
-
MSO
13h 47m
2 stops
United Airlines Logo
6:15 am - 12:44 pm
MSO
-
MCI
5h 29m
1 stop
$314United Airlines
Tue, Feb 17 - Sat, Feb 21
Alaska Airlines Logo
7:00 am - 2:59 pm
MCI
-
MSO
8h 59m
1 stop
Alaska Airlines Logo
3:55 pm - 4:17 pm
MSO
-
MCI
23h 22m
2 stops
$330Alaska Airlines
Sat, Apr 25 - Fri, May 1
Delta Logo
6:40 pm - 11:30 pm
STL
-
MSO
5h 50m
1 stop
Delta Logo
1:16 pm - 11:23 pm
MSO
-
STL
9h 07m
2 stops
$381Delta
Fri, Feb 27 - Mon, Mar 2
American Airlines Logo
6:00 am - 12:50 pm
COU
-
MSO
7h 50m
1 stop
American Airlines Logo
1:20 pm - 8:19 pm
MSO
-
COU
5h 59m
1 stop
$570American Airlines
Tue, Feb 17 - Sat, Feb 21

United Airlines flights from Missouri to Missoula

Our best United Airlines deals on Missouri to Missoula flight tickets
United Airlines
Mar 3
STL4:30 pmLambert-St Louis
6h 27m
1 stop
MSO9:57 pmMissoula Johnson-Bell Field
Mar 10
MSO2:35 pmMissoula Johnson-Bell Field
7h 59m
1 stop
STL11:34 pmLambert-St Louis
$257
United Airlines
Mar 3
STL6:25 amLambert-St Louis
8h 07m
2 stops
MSO1:32 pmMissoula Johnson-Bell Field
Mar 10
MSO2:35 pmMissoula Johnson-Bell Field
5h 06m
1 stop
STL8:41 pmLambert-St Louis
$262
United Airlines
Jul 29
STL5:15 amLambert-St Louis
5h 38m
1 stop
MSO9:53 amMissoula Johnson-Bell Field
Aug 4
MSO10:30 amMissoula Johnson-Bell Field
9h 41m
2 stops
STL9:11 pmLambert-St Louis
$294

Delta flights from Missouri to Missoula

Our best Delta deals on Missouri to Missoula flight tickets
Delta
Feb 27
STL6:40 pmLambert-St Louis
5h 50m
1 stop
MSO11:30 pmMissoula Johnson-Bell Field
Mar 2
MSO6:10 pmMissoula Johnson-Bell Field
5h 15m
1 stop
STL12:25 amLambert-St Louis
$289
Delta
Mar 3
STL6:00 amLambert-St Louis
12h 23m
2 stops
MSO5:23 pmMissoula Johnson-Bell Field
Mar 10
MSO1:07 pmMissoula Johnson-Bell Field
9h 51m
2 stops
STL11:58 pmLambert-St Louis
$295
Delta
Jul 27
STL6:59 pmLambert-St Louis
6h 25m
1 stop
MSO12:24 amMissoula Johnson-Bell Field
Aug 6
MSO6:10 pmMissoula Johnson-Bell Field
5h 26m
1 stop
STL12:36 amLambert-St Louis
$340

momondo 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Missouri to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Tue 3/3

4:30 pm-9:57 pm

1 stop6h 27m

Missoula Johnson-Bell Field

Tue 3/10

2:35 pm-11:34 pm

1 stop7h 59m

$257

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Tue 3/3

6:25 am-1:32 pm

2 stops8h 07m

Missoula Johnson-Bell Field

Tue 3/10

2:35 pm-8:41 pm

1 stop5h 06m

$262

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Sat 4/25

7:00 am-2:59 pm

1 stop8h 59m

Missoula Johnson-Bell Field

Fri 5/1

3:55 pm-11:59 pm

1 stop7h 04m

$268

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Fri 2/27

2:47 pm-11:59 pm

1 stop10h 12m

Missoula Johnson-Bell Field

Mon 3/2

4:20 pm-11:59 pm

1 stop6h 39m

$289

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Tue 3/3

6:00 am-5:23 pm

2 stops12h 23m

Missoula Johnson-Bell Field

Tue 3/10

1:07 pm-11:58 pm

2 stops9h 51m

$295

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Sat 6/13

7:59 pm-12:32 pm

1 stop17h 33m

Missoula Johnson-Bell Field

Tue 6/23

4:13 pm-11:55 pm

1 stop6h 42m

$309

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Tue 2/17

9:10 am-9:57 pm

2 stops13h 47m

Missoula Johnson-Bell Field

Sat 2/21

6:15 am-12:44 pm

1 stop5h 29m

$314

Kansas CityMissoula

MCI - MSO

MCIMSO

Kansas City

Sat 4/25

7:00 am-2:59 pm

1 stop8h 59m

Missoula Johnson-Bell Field

Fri 5/1

3:55 pm-4:17 pm

2 stops23h 22m

$330

St. LouisMissoula

STL - MSO

STLMSO

Lambert-St Louis

Fri 2/27

6:40 pm-11:30 pm

1 stop5h 50m

Missoula Johnson-Bell Field

Mon 3/2

1:16 pm-11:23 pm

2 stops9h 07m

$381

ColumbiaMissoula

COU - MSO

COUMSO

Columbia Regional

Tue 2/17

6:00 am-12:50 pm

1 stop7h 50m

Missoula Johnson-Bell Field

Sat 2/21

1:20 pm-8:19 pm

1 stop5h 59m

$570

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missoula from

How to get the cheapest flight ticket from Missouri to Missoula

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missoula?

The month of April is, on average, the cheapest month to fly to Missoula from Missouri, with most prices found around $336. If you are unable to visit Missoula during the month of April, then departing from Missouri during the month October is also very affordable. Most momondo users find prices during this month for around $374.

Cheap Missouri to Missoula flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Missoula

Fastest flight time

4h 49m

Direct flights

None
The fastest flight from Missouri to Missoula takes 4h 49m
There are no direct flights from Missouri to Missoula. There are no popular flight routes from Missouri to Missoula.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Missoula Johnson-Bell Field Airport?

    Prices for flights from Missouri to Missoula Johnson-Bell Field Airport are updated daily.

  • How many operators does momondo search for flights from Missouri to Missoula Johnson-Bell Field Airport?

  • How old do you have to be to fly from Missouri to Missoula Johnson-Bell Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Missoula Johnson-Bell Field Airport.

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The travel and health documents required for your trip to Missoula Johnson-Bell Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missoula Johnson-Bell Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Missoula

Compare and see reviews for airlines that fly from Missouri to Missoula with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $250Free CancellationRating
7.2
11,222 reviews
Search American Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
8,144 reviews
Search Delta flights
Alaska AirlinesPriceFrom $290Free CancellationRating
8.0
11,839 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Missoula?

It is quick and easy to find Missouri to Missoula flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Missoula that suits you.

Can I find flights from Missouri to Missoula with flexible booking policies on momondo?

Yes. All flights to Missoula from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missouri to Missoula?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Missoula from Missouri.

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

Of course. momondo tracks the price of Missouri to Missoula flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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