Cheap Flights from Great Falls (GTF) to Marion (MWA)

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Marion, IL (MWA-Williamson County Regional)

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Frequently asked questions

How much does a flight from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA) cost?
Get a cheap one-way flight or cheap return flight from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA)?
The cheapest month to fly from GTF to MWA is , when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
How many flights per day from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA)?
You'll need to hop on a flight with a layover if you're traveling from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from GTF to MWA?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA)?
Select a flight from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA) that leaves before 3 PM to reduce the risk of 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 Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA) last-minute?
Last-minute fares from GTF to MWA are typically more expensive. To lock in the lowest prices, start searching for flights ahead of time. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a GTF to MWA flight and hotel package?
Opting for a GTF to MWA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to Williamson County Regional Airport (MWA)?
You can usually cancel or reschedule your GTF to MWA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Great Falls Intl.
Destination airport
Williamson County Regional
Distance
1313 mi

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Great Falls to Marion Flights

The cheapest times to fly from Great Falls to Marion

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 Great Falls to Marion are during the month of . You can find some of the cheapest flights from Great Falls to Marion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Great Falls to Marion

Sunday is one of the best days to book for cheap flights from Great Falls to Marion: 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 Great Falls to Marion

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 Great Falls to Marion in 2026. 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 Great Falls to Marion 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 Great Falls to Marion 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.

 

Great Falls to Marion Flights
*Available to One Key members.