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Flights from St. Louis to Missoula
Cheap flight deals from St. Louis to Missoula
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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STL 17:387h 8m1 stopsMSO 23:46St. Louis - Missoula | Tue, Jun 10 | Delta Air LinesMSO 18:245h 19m1 stopsSTL 00:43Missoula - St. Louis | Fri, Jun 13 | Delta Air LinesAED 992 AED 1,58037% OFF37% OFFAED 1,580 AED 992
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STL 19:156h1 stopsMSO 00:15St. Louis - Missoula | Tue, Jun 24 | Delta Air LinesMSO 18:245h 12m1 stopsSTL 00:36Missoula - St. Louis | Tue, Jul 1 | Delta Air LinesAED 1,031 AED 1,58035% OFF35% OFFAED 1,580 AED 1,031
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STL 17:307h 24m1 stopsMSO 23:54St. Louis - Missoula | Wed, Jul 9 | Delta Air LinesMSO 05:507h 26m1 stopsSTL 14:16Missoula - St. Louis | Wed, Jul 16 | Delta Air LinesAED 1,048 AED 1,58034% OFF34% OFFAED 1,580 AED 1,048
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STL 18:596h 25m1 stopsMSO 00:24St. Louis - Missoula | Wed, Jul 16 | Delta Air LinesMSO 05:504h 42m1 stopsSTL 11:32Missoula - St. Louis | Fri, Jul 18 | Delta Air LinesAED 1,05034% OFFAED 1,580 AED 1,050
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STL 18:596h 25m1 stopsMSO 00:24St. Louis - Missoula | Thu, Jul 17 | Delta Air LinesMSO 05:504h 42m1 stopsSTL 11:32Missoula - St. Louis | Fri, Jul 18 | Delta Air LinesAED 1,05133% OFFAED 1,580 AED 1,051
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STL 18:146h 33m1 stopsMSO 23:47St. Louis - Missoula | Fri, Jun 6 | Delta Air LinesMSO 05:307h1 stopsSTL 13:30Missoula - St. Louis | Sat, Jun 14 | Delta Air LinesAED 1,08332% OFFAED 1,580 AED 1,083
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STL 19:156h 10m1 stopsMSO 00:25St. Louis - Missoula | Thu, Jun 19 | Delta Air LinesMSO 15:277h1 stopsSTL 23:27Missoula - St. Louis | Thu, Jun 26 | Delta Air LinesAED 1,20524% OFFAED 1,580 AED 1,205
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STL 19:156h 10m1 stopsMSO 00:25St. Louis - Missoula | Fri, Jun 20 | Delta Air LinesMSO 15:277h1 stopsSTL 23:27Missoula - St. Louis | Thu, Jun 26 | Delta Air LinesAED 1,27020% OFFAED 1,580 AED 1,270
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STL 06:1010h 29m1 stopsMSO 15:39St. Louis - Missoula | Tue, Jun 10 | United AirlinesMSO 14:235h 40m1 stopsSTL 21:03Missoula - St. Louis | Fri, Jun 13 | United AirlinesAED 1,27120% OFFAED 1,580 AED 1,271
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STL 07:008h 21m1 stopsMSO 14:21St. Louis - Missoula | Sun, Jun 8 | Alaska AirlinesMSO 15:177h 47m1 stopsSTL 00:04Missoula - St. Louis | Wed, Jun 11 | Alaska AirlinesAED 1,31217% OFFAED 1,580 AED 1,312
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STL 13:0017h 25m1 stopsMSO Invalid DateSt. Louis - Missoula | Wed, Jun 4 | Normal AirlineMSO 15:006hNonstopSTL 16:00Missoula - St. Louis | Fri, Jun 6 | Normal AirlineFind More FlightsFind More Flights
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STL 07:008h 21m1 stopsMSO 14:21St. Louis - Missoula | Tue, Jun 10 | Alaska AirlinesAED 482 AED 1,14657% OFF57% OFFAED 1,146 AED 482
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STL 17:447h 2m1 stopsMSO 23:46St. Louis - Missoula | Wed, Jun 11 | Delta Air LinesAED 485 AED 1,14657% OFF57% OFFAED 1,146 AED 485
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STL 19:156h 10m1 stopsMSO 00:25St. Louis - Missoula | Thu, Jun 12 | Delta Air LinesAED 491 AED 1,14656% OFF56% OFFAED 1,146 AED 491
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STL 17:387h 8m1 stopsMSO 23:46St. Louis - Missoula | Mon, Jun 16 | Delta Air LinesAED 49156% OFFAED 1,146 AED 491
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STL 19:156h 10m1 stopsMSO 00:25St. Louis - Missoula | Thu, Jun 19 | Delta Air LinesAED 49556% OFFAED 1,146 AED 495
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STL 17:377h 6m1 stopsMSO 23:43St. Louis - Missoula | Mon, Jul 7 | Delta Air LinesAED 51955% OFFAED 1,146 AED 519
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STL 15:039h 33m1 stopsMSO 23:36St. Louis - Missoula | Sat, Jun 7 | Alaska AirlinesAED 54752% OFFAED 1,146 AED 547
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STL 18:146h 33m1 stopsMSO 23:47St. Louis - Missoula | Fri, Jun 6 | Delta Air LinesAED 55152% OFFAED 1,146 AED 551
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STL 15:039h 33m1 stopsMSO 23:36St. Louis - Missoula | Mon, Jun 9 | Alaska AirlinesAED 93119% OFFAED 1,146 AED 931
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STL 17:387h 8m1 stopsMSO 23:46St. Louis - Missoula | Mon, Jun 9 | Delta Air LinesAED 95117% OFFAED 1,146 AED 951
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STL 13:0017h 25m1 stopsMSO Invalid DateSt. Louis - Missoula | Wed, Jun 4 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | St. Louis to Missoula
Cheapest one-way flight price | AED 481 |
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Off-season for travel | March |
Peak season for travel | May |
Flight distance | 2,147.31 km |
Popular airline | Southern Airways Express |
When is the cheapest time to fly from St. Louis to Missoula?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from St. Louis (STL) to Missoula (MSO) the cheapest?
Airlines adjust prices for flights from St. Louis to Missoula based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from St. Louis (STL) to Missoula (MSO) cost?
According to Trip.com's data, the lowest price is around AED 2,566. -
How many airports are there in Missoula (MSO)?
There are 1 airport(s) near Missoula (MSO): Missoula Montana Airport.
How to find a cheap flight from St. Louis to Missoula
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Missoula. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest St. Louis to Missoula ticket.
Tap "Date" on flight search bar to scan through the calender for St. Louis to Missoula airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Tue, Jun 10 at AED 482 for one-way flights.
Compare cheap St. Louis to Missoula flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from St. Louis to Missoula. The cheapest airline operating is Alaska Airlines.
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By setting up a Price Alert for your St. Louis to Missoula route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap St. Louis to Missoula flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from St. Louis to Missoula to get exclusive deals for you.
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