HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Great Falls

$514+ Cheap flights from Indianapolis to Great Falls (IND - GTF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — GTF
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indianapolis to Great Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Indianapolis to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 13, 2025.

Round-trip from

$514
(United Airlines)
From Indianapolis to Great Falls
Search Deals

Find flight deals from Indianapolis to Great Falls

Cheapest flights from Indianapolis to Great Falls
Explore the most affordable flight options available from Indianapolis to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:51 pmIND - GTF
1 stop28h 37mUnited Airlines
Sun 9/147:00 amGTF - IND
1 stop5h 36mUnited Airlines
Deal found 8/11$514
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/284:35 pmIND - GTF
1 stop5h 59mDelta
Mon 9/16:00 amGTF - IND
1 stop7h 45mDelta
Deal found 8/12$628

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to Great Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from Indianapolis to Great Falls that are best for you.

Fly from

Indianapolis

Fly to

Great Falls

Route

Depart

Return

Price

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Fri 9/12

6:51 pm-9:28 pm

1 stop28h 37m

Great Falls

Sun 9/14

7:00 am-2:36 pm

1 stop5h 36m

$514

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Thu 8/28

4:35 pm-8:34 pm

1 stop5h 59m

Great Falls

Mon 9/1

6:00 am-3:45 pm

1 stop7h 45m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Best time to book a flight from Indianapolis to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Great Falls

What is the cheapest time of day to fly from IND to GTF?

Find hourly flight availability from Indianapolis to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

One of the essential ways to save on airfare from Indianapolis to Great Falls is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 9% on airfare.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated August 13, 2025.
Read reviews from past customers who have flown United Airlines from Indianapolis to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,920 reviews
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Indianapolis to Great Falls round-trip?

    According to our current data, United Airlines ($514), and Delta ($628) offers the cheapest pricing from Indianapolis to Great Falls.

  • Can I find deals for flights from Indianapolis to Great Falls that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Great Falls.

  • Can I find deals for business class flights from Indianapolis to Great Falls?

    Yes. Cheapflights offers flight deals from Indianapolis to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Indianapolis to Great Falls (average of $367). Flying from Indianapolis to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indianapolis to Great Falls

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Kalispell flights
O'Hare Intl to Bozeman flights
Midway to Kalispell flights
Cincinnati to Bozeman flights
Midway to Bozeman flights
Indianapolis to Bozeman flights
O'Hare Intl to Billings flights
O'Hare Intl to Missoula flights
Cincinnati to Kalispell flights
O'Hare Intl to Great Falls flights
Louisville to Bozeman flights
South Bend to Bozeman flights
Cincinnati to Missoula flights
Dayton to Missoula flights
Louisville to Kalispell flights
Indianapolis to Billings flights
Indianapolis to Kalispell flights
Louisville to Billings flights
Dayton to Bozeman flights
Dayton to Kalispell flights
O'Hare Intl to Helena flights
Midway to Missoula flights
Kalamazoo to Bozeman flights
Cincinnati to Cody flights
Fort Wayne to Bozeman flights
Indianapolis to Missoula flights
O'Hare Intl to West Yellowstone flights
Louisville to Cody flights
Louisville to Great Falls flights
Louisville to Missoula flights
South Bend to Billings flights
O'Hare Intl to Butte flights
Cincinnati to Billings flights
Midway to Great Falls flights
Indianapolis to Butte flights
Indianapolis to Cody flights
Midway to Helena flights
South Bend to Kalispell flights
Cincinnati to West Yellowstone flights
Dayton to Billings flights
Dayton to Great Falls flights
O'Hare Intl to Cody flights
Midway to Billings flights
Dayton to Helena flights
Cincinnati to Butte flights
Indianapolis to West Yellowstone flights
South Bend to Helena flights
Fort Wayne to Cody flights
Louisville to Helena flights

Top airline flying from Indianapolis to Great Falls

Discover the top airline that operate flights from Indianapolis to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$440Average$778FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.