CA $352 Cheap Flights from Idaho Falls (IDA) to Great Falls (GTF)

View CA $352 flight on Mon, Sep. 15, 2025Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Great Falls, MT (GTF-Great Falls Intl.)

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Cheap flights from Idaho Falls (IDA) to Great Falls (GTF)

Prices were available within the past 7 days and start at CA $352 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from Idaho Falls to Great Falls (IDA - GTF) route information
Origin airport
Idaho Falls Regional
Destination airport
Great Falls Intl.
Distance
441 km

Idaho Falls to Great Falls Flights

The easy way to book your flights from Idaho Falls to Great Falls 

With Expedia, it’s simple to find and book flights to Great Falls from Idaho Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 3 airlines that cover this route. There are nonstop flights to Great Falls Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Idaho Falls to Great Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Idaho Falls Regional, IDA to Great Falls Intl., GTF 

Sort your search results by price to find great deals on your flight from Idaho Falls to Great Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Great Falls from Idaho Falls currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Great Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Great Falls from Idaho Falls 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Great Falls with Expedia today.

Frequently asked questions

How much is a flight from Idaho Falls Regional Airport (IDA) to GTF?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between IDA and Great Falls Intl. Airport start from . Book today to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Idaho Falls Regional Airport to GTF?
We get that life can throw the odd curveball, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from IDA to GTF that have flexible change policies?
Flights from Idaho Falls Regional Airport to Great Falls Intl. Airport (GTF) with flexible change policies are available from several airlines. Simply use our "No change fees" filter during your search. You'll only need to pay the cost difference between the two flights, without any additional fees to worry about.
How many hours is the flight from Idaho Falls Regional Airport (IDA) to GTF?
The flight time from Idaho Falls Regional Airport to Great Falls Intl. Airport is roughly 3 hours and 32 minutes. Put on your earphones, listen to a gripping podcast and your time in the air will whiz by.
How far is the flight from Idaho Falls Regional Airport to Great Falls Intl. Airport?
It's only 450 kilometres between Idaho Falls and Great Falls. Chances are you'll spend more time getting to and from the airport than you will actually flying!
Which airlines fly direct from Idaho Falls Regional Airport (IDA) to GTF?
Direct flights aren't available, so you'll need to make at least one stop between IDA and GTF. Use the layover time to stretch your legs and enjoy some personal space.
Are IDA to Great Falls Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so not always. While last-minute deals between IDA and Great Falls Intl. Airport (GTF) are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some air carriers publish their prices up to a year prior to the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking and be ready to grab your seat when fare prices drop.

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