$259+ Cheap flights from St. Louis to Missoula (STL - 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from St. Louis to Missoula with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from Lambert-St Louis to Missoula Johnson-Bell Field are usually found in March or February, booked 27 days in advance, depart on a Tuesday or Friday and return on a Wednesday
Cheap flight deals from St. Louis to Missoula
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $394 (Alaska Airlines) |
One-way from | $259 (American Airlines) |
Popular in | December |
Cheapest in | March |
Average price | $593 |
Find flight deals from St. Louis to Missoula
Cheapest flights from St. Louis to MissoulaExplore the most affordable flight options available from St. Louis to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from St. Louis to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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.
This Delta deal was found by Cheapflights users on 1/19. 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.
This United Airlines deal was found by Cheapflights users on 1/20. 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.
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from St. Louis to Missoula within your budget
Customize your flight search to find flights from St. Louis 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 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
St. LouisMissoula
STL - MSO
STLMSO
Lambert-St Louis
Wed 4/9
6:44 am-1:39 pm
1 stop7h 55m
Missoula Johnson-Bell Field
Mon 4/14
2:35 pm-2:15 pm
1 stop22h 40m
St. LouisMissoula
STL - MSO
STLMSO
Lambert-St Louis
Wed 4/9
5:00 pm-12:27 am
1 stop8h 27m
Missoula Johnson-Bell Field
Mon 4/14
5:40 am-1:21 pm
1 stop6h 41m
St. LouisMissoula
STL - MSO
STLMSO
Lambert-St Louis
Fri 2/7
4:36 pm-9:42 pm
1 stop6h 06m
Missoula Johnson-Bell Field
Sat 2/22
2:36 pm-8:44 pm
1 stop5h 08m
St. LouisMissoula
STL - MSO
STLMSO
Lambert-St Louis
Wed 7/9
6:04 am-12:27 pm
1 stop7h 23m
St. LouisMissoula
STL - MSO
STLMSO
Lambert-St Louis
Wed 7/9
3:30 pm-12:24 am
2 stops9h 54m
Compare providers for flights from St. Louis to Missoula
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Missoula in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Missoula flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Missoula
Have a flexible travel schedule? Discover the best time to fly to Missoula from St. Louis with our price prediction graph.
Travel insights for flights from St. Louis to Missoula
Get recent, data-driven insights about flights from St. Louis to Missoula including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from St. Louis to Missoula?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Missoula. Price data was last updated on January 17, 2025.
The best time to book flights from St. Louis to Missoula is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from St. Louis to Missoula?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Missoula (average of $365). Flying from St. Louis to Missoula in March is currently the most expensive (average of $554). 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.
What is the cheapest time of day to fly from STL to MSO?
Find hourly flight availability from St. Louis to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
One of the essential ways to save on airfare from St. Louis to Missoula is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 65% on airfare.
Rainfall in Missoula by month
Plan your trip to Missoula by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Missoula ranges from 0.7 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Missoula when rainfall is around 0.7 in.
Temperature in Missoula by month
Plan your trip to Missoula by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Missoula, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.8 F).
Reviews of airlines servicing Missoula
Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated January 21, 2025.
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Missoula
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from St. Louis to Missoula
Discover the top 4 airlines that operate flights from St. Louis 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 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$325 | Average$535 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$328 | Average$597 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$337 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$425 | Average$650 | FlexibilityNo cancel fee | On-time69% |