Cheap flights from Missoula to St. Louis from $145
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to St. Louis departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Missoula to St. Louis
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 typical price of a round-trip flight between Missoula and St. Louis?
What is the cheapest day to depart on your flight to St. Louis?
The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $348. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $557. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.
What is the cheapest time of day to depart on your flight to St. Louis?
Flying to St. Louis from Missoula at noon is the least expensive time of day to depart. momondo users have found prices as low as $512 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $542 per ticket.
What is the cheapest airline that flies from Missoula Johnson-Bell Field to Lambert-St Louis?
Delta, American Airlines, and United Airlines are the most popular carriers operating from Missoula Johnson-Bell Field to Lambert-St Louis
What airlines fly to St. Louis?
United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to St. Louis from Missoula according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
When to book flights from Missoula to St. Louis
Cheap Missoula to St. Louis (MSO to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Missoula to St. Louis
How far is Missoula Johnson-Bell Field to Lambert-St Louis by plane?
The straight-line distance from Missoula Johnson-Bell Field to Lambert-St Louis is 1327.0 mi. A reasonable flight in good conditions will take 5h 19m.
When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport?
Prices for flights from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport?
As of April 2025, there are 3 operators available to choose from for flights from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Missoula to St. Louis?
Based on momondo bookings for flights between Missoula and St. Louis, the leading airline is United Airlines, making up 56% of the total bookings. Other popular airlines include Delta with 25% and Alaska Airlines with 19%.
Best airlines flying from Missoula to St. Louis
Compare and see reviews for airlines that fly from Missoula to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $280 | Free Cancellation | Rating 8.0 9,968 reviews | |||
| PriceFrom $334 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $334 | Free Cancellation | Rating 7.4 8,696 reviews |
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Missoula to St. Louis?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Missoula to St. Louis. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Missoula to St. Louis with flexible booking policies on momondo?
Yes. All flights to St. Louis from Missoula on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Missoula to St. Louis?
Once all potential Missoula to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Missoula to St. Louis right now. Can momondo alert me if prices change?
Price alerts on flights to St. Louis from Missoula are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.