$158 Cheap flights from Lambert-St. Louis Intl. to Missoula Intl. (STL to MSO)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Missoula Intl.

Amazing STL to MSO Flight Deals

The cheapest flights to Missoula Intl. found within the past 7 days were $294 round trip and $158 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Feb 15 - Wed, Feb 19
STL
St. Louis
MSO
Missoula
$294 Roundtrip, found 14 hours ago
$294
Roundtrip
found 14 hours ago
Select Delta flight, departing Sat, Feb 15 from St. Louis to Missoula, returning Wed, Feb 19, priced at $294 found 14 hours ago
Tue, Feb 11 - Sat, Feb 15
STL
St. Louis
MSO
Missoula
$304 Roundtrip, found 14 hours ago
$304
Roundtrip
found 14 hours ago
Select Delta flight, departing Tue, Feb 11 from St. Louis to Missoula, returning Sat, Feb 15, priced at $304 found 14 hours ago
Fri, Dec 13 - Tue, Dec 17
STL
St. Louis
MSO
Missoula
$305 Roundtrip, found 1 hour ago
$305
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Tue, Dec 17, priced at $305 found 1 hour ago
Fri, Dec 13 - Tue, Dec 17
STL
St. Louis
MSO
Missoula
$311 Roundtrip, found 1 hour ago
$311
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Tue, Dec 17, priced at $311 found 1 hour ago
Fri, Dec 13 - Tue, Dec 17
STL
St. Louis
MSO
Missoula
$314 Roundtrip, found 1 hour ago
$314
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Tue, Dec 17, priced at $314 found 1 hour ago
Fri, Dec 13 - Tue, Dec 17
STL
St. Louis
MSO
Missoula
$320 Roundtrip, found 1 hour ago
$320
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Tue, Dec 17, priced at $320 found 1 hour ago
Fri, Dec 13 - Mon, Dec 16
STL
St. Louis
MSO
Missoula
$322 Roundtrip, found 1 hour ago
$322
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Mon, Dec 16, priced at $322 found 1 hour ago
Fri, Dec 13 - Sun, Dec 15
STL
St. Louis
MSO
Missoula
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Sun, Dec 15, priced at $324 found 1 day ago
Fri, Dec 13 - Mon, Dec 16
STL
St. Louis
MSO
Missoula
$329 Roundtrip, found 1 hour ago
$329
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Dec 13 from St. Louis to Missoula, returning Mon, Dec 16, priced at $329 found 1 hour ago
Sun, Jan 26 - Mon, Feb 10
STL
St. Louis
MSO
Missoula
$334 Roundtrip, found 1 day ago
$334
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 26 from St. Louis to Missoula, returning Mon, Feb 10, priced at $334 found 1 day ago

Best Missoula Intl. Flight and Hotel Packages

Missoula Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Broadway Inn Conference Center

Broadway Inn Conference Center

2.5 out of 5
per person
Dec 26 - Dec 31
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Missoula (MSO)
LOGE Missoula

LOGE Missoula

2 out of 5
per person
Dec 26 - Dec 31
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Missoula (MSO)
WoodSpring Suites Missoula

WoodSpring Suites Missoula

2.5 out of 5
per person
Dec 26 - Dec 31
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Missoula (MSO)
Holiday Inn Downtown - Missoula, an IHG Hotel

Holiday Inn Downtown - Missoula, an IHG Hotel

3 out of 5
per person
Dec 26 - Dec 31
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Missoula (MSO)
LivAway Suites- Missoula

LivAway Suites- Missoula

2 out of 5
per person
Dec 26 - Dec 31
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Missoula (MSO)
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Frequently asked questions

Can I catch a flight from Lambert Field to Missoula Intl. Airport (MSO) right now?
Make sure you go to our Covid-19 Travel Advisor to learn if there are any present travel advice reports and quarantine requirements in place in Missoula Intl. Airport when flying in from STL.
Are there direct flights from Lambert-St. Louis Intl. Airport (STL) to Missoula Intl. Airport?
Unfortunately, there aren’t any direct flights from Lambert-St. Louis Intl. Airport (STL) to Missoula Intl. Airport. However, we can direct you to airlines advertising flights with just one stopover. Try American Airlines, United Airlines or Delta.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Missoula Intl. Airport (MSO), please visit our Customer Service Portal.
How long is the flight from STL to Missoula Intl. Airport?
The flight between Lambert-St. Louis Intl. Airport (STL) and Missoula Intl. Airport is around 5 hours and 1 minute. Make your trip more enjoyable by downloading a few episodes on your laptop or tablet and enjoying them with your seat fully reclined.
What is the flight distance from Lambert-St. Louis Intl. Airport (STL) to Missoula Intl. Airport (MSO)?
Between Lambert Field and Missoula Intl. Airport (MSO), the flight distance is roughly 1,300 mi. So, fasten your seat belt and settle in. You’ve got some important choices to make — watch an in-flight movie, finish your novel or get some beauty sleep?
What airlines fly from STL to Missoula Intl. Airport?
There are currently no airlines offering a direct flight between Lambert-St. Louis Intl. Airport (STL) and Missoula Intl. Airport (MSO). Save time and avoid unnecessary layovers by researching the quickest routes in advance.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Delta, United Airlines or Alaska Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Missoula Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$294

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Missoula International Airport.


Origin:
STL - Lambert-St. Louis International Airport
Destination:
MSO - Missoula International Airport
Distance:
1,597.00 miles


Discover our best flights from St. Louis STL to Missoula MSO. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to Missoula MSO at the right price  

Airfares to Missoula MSO from St. Louis STL currently cost between $294 and $334. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from St. Louis STL to Missoula MSO 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Missoula MSO on Travelocity starting at $158. Prices and availability subject to change. Additional terms may apply. 

 

Get to Missoula MSO from St. Louis STL quicker with direct flights. 

Get to Missoula faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to MSO from STL to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to Missoula MSO

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to MSO from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to Missoula MSO today 

If you’re flexible about when you travel, February is usually the cheapest month to fly from St. Louis STL to Missoula MSO. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Missoula MSO from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to MSO from STL have this option.  

 

Travel with confidence when you book flights to Missoula MSO from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.