$204 Cheap Flights from Charleston (CHS) to Great Falls (GTF)

View $204 flight on Thu, May 8, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Charleston to Great Falls (CHS-GTF)

Prices were available within the past 7 days and start at $204 for one-way flights and $412 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, May 23 - Sat, May 31
CHS
Charleston
GTF
Great Falls
$412 Roundtrip, found 2 hours ago
$412
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 23 from Charleston to Great Falls, returning Sat, May 31, priced at $412 found 2 hours ago
Delta
Mon, Aug 11 - Fri, Aug 15
CHS
Charleston
GTF
Great Falls
$416 Roundtrip, found 6 days ago
$416
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Aug 11 from Charleston to Great Falls, returning Fri, Aug 15, priced at $416 found 6 days ago
United
Fri, May 23 - Sat, May 31
CHS
Charleston
GTF
Great Falls
$419 Roundtrip, found 2 hours ago
$419
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 23 from Charleston to Great Falls, returning Sat, May 31, priced at $419 found 2 hours ago
Delta
Sat, Sep 6 - Thu, Sep 11
CHS
Charleston
GTF
Great Falls
$423 Roundtrip, found 5 days ago
$423
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Sep 6 from Charleston to Great Falls, returning Thu, Sep 11, priced at $423 found 5 days ago
United
Sat, May 24 - Sun, Jun 1
CHS
Charleston
GTF
Great Falls
$425 Roundtrip, found 2 days ago
$425
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 24 from Charleston to Great Falls, returning Sun, Jun 1, priced at $425 found 2 days ago
United
Fri, Jul 25 - Tue, Aug 5
CHS
Charleston
GTF
Great Falls
$438 Roundtrip, found 6 days ago
$438
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 25 from Charleston to Great Falls, returning Tue, Aug 5, priced at $438 found 6 days ago
United
Fri, Jul 25 - Tue, Aug 5
CHS
Charleston
GTF
Great Falls
$443 Roundtrip, found 6 days ago
$443
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 25 from Charleston to Great Falls, returning Tue, Aug 5, priced at $443 found 6 days ago
United
Fri, Jul 25 - Tue, Aug 5
CHS
Charleston
GTF
Great Falls
$449 Roundtrip, found 6 days ago
$449
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 25 from Charleston to Great Falls, returning Tue, Aug 5, priced at $449 found 6 days ago
United
Mon, Aug 11 - Fri, Aug 15
CHS
Charleston
GTF
Great Falls
$456 Roundtrip, found 6 days ago
$456
Roundtrip
found 6 days ago
Select United flight, departing Mon, Aug 11 from Charleston to Great Falls, returning Fri, Aug 15, priced at $456 found 6 days ago
Hawaiian Airlines
Tue, May 20 - Fri, May 30
CHS
Charleston
GTF
Great Falls
$522 Roundtrip, found 3 days ago
$522
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, May 20 from Charleston to Great Falls, returning Fri, May 30, priced at $522 found 3 days ago
Flights from Charleston (CHS) to Great Falls (GTF)
Origin airport
Charleston Intl.
Destination airport
Great Falls Intl.
Airlines serving
Delta, United
Roundtrip price
$412
Distance
1916 mi

Charleston to Great Falls Flights

The cheapest times to fly from Charleston to Great Falls

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

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

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

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 Charleston to Great Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $204 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 Charleston to Great Falls 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 Charleston to Great Falls 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.

Frequently asked questions

How much does a flight from Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF) cost?
Discover the latest flight deals from CHS to GTF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CHS to GTF?
The cheapest flights from CHS to GTF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CHS to GTF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from CHS to GTF. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF)?
There are no daily nonstop flights departing from Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be cruising above the clouds before you know it.
What day of the week has the most flights from CHS to GTF?
Usually you’ll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF)?
Select a flight from Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time 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 Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF) last-minute?
Booking your ticket from CHS to GTF right before your getaway is usually more expensive. But if there’s some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a CHS to GTF flight and hotel package?
Opting for a CHS to GTF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our impressive range of accommodations and then add car rentals, flights and activities 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 Charleston Intl. Airport (CHS) to Great Falls Intl. Airport (GTF)?
Generally, it’s possible to reschedule or cancel your CHS to GTF flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.