Cheap Flights from St. Louis (STL) to Miles City (MLS)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal) cost?
Secure a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)?
The cheapest month to fly from STL to MLS is , when demand is low. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to MLS flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)?
There aren't any daily nonstop flights available from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from STL to MLS?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)?
Choose a flight from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal) last-minute?
Last-minute fares from STL to MLS are generally more expensive. To lock in the best rates, start searching for flights early. That being said, if you can play around with your travel dates, you may find a cheap ticket right before your journey.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Miles City, MT (MLS-Miles City Municipal)?
If you reserved your STL to MLS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Miles City Municipal
Distance
948 mi

Book with confidence

Book with confidence

St. Louis to Miles City Flights

The cheapest times to fly from St. Louis to Miles City

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Miles City are during the month of . You can find some of the cheapest flights from St. Louis to Miles City with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Miles City

Sunday is one of the best days to book for cheap flights from St. Louis to Miles City: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Miles City

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Miles City in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Miles City flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Miles City airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Miles City Flights

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*Available to One Key members.