How long is the flight from Great Falls to Indianapolis?

Departing from Great Falls to Indianapolis will take you 5h 46m. Great Falls and Indianapolis are separated by a distance of 1356 mi.

What is the cheapest airline to fly from Great Falls to Indianapolis round-trip?

Currently priced at $285, United Airlines will fly you from Great Falls to Indianapolis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from Great Falls to Indianapolis for 50% less than the average price by searching for this airline.

In terms of precipitation, rainfall in Indianapolis ranges from 2.3 - 5.1 inches per month. May is typically the wettest month, when rainfall can reach 5.1 in. February is typically the driest time to visit Indianapolis when rainfall is around 2.3 in.

If weather is an important factor for your trip to Indianapolis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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

When flying from Great Falls to Indianapolis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Great Falls-Indianapolis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Great Falls-Indianapolis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Great Falls-Indianapolis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Great Falls-Indianapolis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Indianapolis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

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

$342+ Flights from Great Falls to Indianapolis

Q: How much does it cost to fly round-trip from Great Falls to Indianapolis?

Airfare is below average for this route at the moment. Great Falls to Indianapolis flights typically cost between $580 and $771 in January. The cheapest round-trip price found within the last 3 days was $546 on United Airlines (Jan 9-Jan 13).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Great Falls to Indianapolis 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 Great Falls to Indianapolis

Cheapest flights from Great Falls to Indianapolis
Explore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

Wed 12/106:15 amGTF - IND

2 stops10h 46mUnited Airlines

Wed 12/2411:20 amIND - GTF

2 stops13h 26mUnited Airlines

Deal found 12/9

$708

Wed 12/101:12 pmGTF - IND

1 stop7h 47mDelta

Wed 12/241:45 pmIND - GTF

2 stops10h 45mDelta

Deal found 12/9

$758

Thu 12/252:35 pmGTF - IND

1 stop5h 32mUnited Airlines

Mon 12/297:45 pmIND - GTF

2 stops19h 54mUnited Airlines

Deal found 12/9

$812

Best flights from Great Falls to Indianapolis
Discover carefully curated flight deals from Great Falls to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 10, 2025.

Fri 1/92:29 pmGTF - IND

1 stop5h 46mUnited Airlines

Tue 1/139:00 amIND - GTF

1 stop6h 48mUnited Airlines

Deal found 12/9

$546

Fri 1/95:59 pmGTF - IND

2 stops26h 55mAlaska Airlines

Tue 1/136:00 amIND - GTF

2 stops13h 19mAlaska Airlines

Deal found 12/7

$659

Thu 12/252:35 pmGTF - IND

1 stop5h 32mUnited Airlines

Mon 12/297:45 pmIND - GTF

2 stops19h 54mUnited Airlines

Deal found 12/9

$812

Last-minute flights from Great Falls to Indianapolis
Discover last-minute flight deals from Great Falls to Indianapolis. Data last updated December 10, 2025 and is based on user searches.

Wed 12/106:15 amGTF - IND

2 stops10h 46mUnited Airlines

Wed 12/2411:20 amIND - GTF

2 stops13h 26mUnited Airlines

Deal found 12/9

$708

Wed 12/101:12 pmGTF - IND

1 stop7h 47mDelta

Wed 12/241:45 pmIND - GTF

2 stops10h 45mDelta

Deal found 12/9

$758

Thu 12/252:35 pmGTF - IND

1 stop5h 32mUnited Airlines

Mon 12/297:45 pmIND - GTF

2 stops19h 54mUnited Airlines

Deal found 12/9

$812

Fri 1/92:29 pmGTF - IND

1 stop5h 46mUnited Airlines

Tue 1/139:00 amIND - GTF

1 stop6h 48mUnited Airlines

Deal found 12/9

$546

Fri 1/95:59 pmGTF - IND

2 stops26h 55mAlaska Airlines

Tue 1/136:00 amIND - GTF

2 stops13h 19mAlaska Airlines

Deal found 12/7

$659

One-way flights from Great Falls to Indianapolis
Search for one-way flight options from Great Falls to Indianapolis. Find affordable one-way fares based on user searches. Data last updated December 10, 2025.

Sun 12/212:35 pmGTF - IND

1 stop5h 32mUnited Airlines

Deal found 12/7

$342

Tue 12/236:18 pmGTF - IND

2 stops13h 30mDelta

Deal found 12/7

$348

Mon 12/2210:25 pmGTF - IND

2 stops19h 15mMultiple Airlines

Deal found 12/7

$362

Mon 12/2210:25 pmGTF - IND

3 stops35h 43mAllegiant Air

Deal found 12/7

$391

Tue 12/2310:38 amGTF - IND

3 stops53h 15mAllegiant Air

Deal found 12/7

$420

Sun 12/2110:28 amGTF - IND

3 stops27h 42mMultiple Airlines

Deal found 12/7

$432

Wed 12/242:35 pmGTF - IND

3 stops23h 14mUnited Airlines

Deal found 12/7

$589

Find flight deals from Great Falls to Indianapolis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$546 (United Airlines)
One-way from	$342 (United Airlines)
Popular in	January
Cheapest in	November
Average price	$746

Provider with most accurate pricing for Great Falls-Indianapolis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Great Falls-Indianapolis flights.

Search Deals

From Great Falls to Indianapolis

Search Deals

One-way flight from Great Falls to Indianapolis

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($150 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Great Falls to Indianapolis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Fri 1/9

2:29 pm-10:15 pm

1 stop5h 46m

Indianapolis

Tue 1/13

9:00 am-1:48 pm

1 stop6h 48m

$546

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Fri 1/9

5:59 pm-10:54 pm

2 stops26h 55m

Indianapolis

Tue 1/13

6:00 am-5:19 pm

2 stops13h 19m

$659

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Thu 12/25

2:35 pm-10:07 pm

1 stop5h 32m

Indianapolis

Mon 12/29

7:45 pm-1:39 pm

2 stops19h 54m

$812

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Sun 12/21

2:35 pm-10:07 pm

1 stop5h 32m

$342

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Thu 12/25

1:11 pm-10:57 pm

1 stop7h 46m

$342

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Mon 12/22

2:35 pm-10:07 pm

1 stop5h 32m

$342

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Tue 12/23

6:18 pm-9:48 am

2 stops13h 30m

$348

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Mon 12/22

10:25 pm-7:40 pm

2 stops19h 15m

$362

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Mon 12/22

10:25 pm-12:08 pm

3 stops35h 43m

$391

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Tue 12/23

10:38 am-5:53 pm

3 stops53h 15m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 12 results

Compare providers for flights from Great Falls to Indianapolis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Indianapolis in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Great Falls-Indianapolis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Great Falls-Indianapolis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Great Falls-Indianapolis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Great Falls-Indianapolis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Indianapolis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Great Falls to Indianapolis

Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Great Falls 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 Great Falls to Indianapolis

How much does it cost to fly round-trip from Great Falls to Indianapolis?

Reviews of airlines servicing Indianapolis

Peruse reviews from past customers who have flown with United Airlines from Great Falls to Indianapolis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,092 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

United Airlines

7.4

Good

9,092 reviews

United Airlines

7.4

Good

9,092 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

How long is the flight from Great Falls to Indianapolis?
Departing from Great Falls to Indianapolis will take you 5h 46m. Great Falls and Indianapolis are separated by a distance of 1356 mi.
What is the cheapest airline to fly from Great Falls to Indianapolis round-trip?
Currently priced at $285, United Airlines will fly you from Great Falls to Indianapolis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from Great Falls to Indianapolis for 50% less than the average price by searching for this airline.
Can I find deals for flights from Great Falls to Indianapolis that include hotel bookings?
Yes. In addition to deals on Great Falls to Indianapolis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Great Falls to Indianapolis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Indianapolis.
Can I find deals for business class flights from Great Falls to Indianapolis?
Yes. Cheapflights offers flight deals from Great Falls to Indianapolis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Terre Haute

Muncie

Noblesville

Fishers

Greenwood

Anderson

Kokomo

Plainfield

Franklin

Carmel

Crawfordsville

Bloomington

Speedway

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Great Falls to Indianapolis

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$285	Average$531	FlexibilityNo cancel fee	On-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.

$342+ Cheap flights from Great Falls to Indianapolis (GTF - IND)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Great Falls to Indianapolis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Great Falls to Indianapolis

Cheapest flights from Great Falls to IndianapolisExplore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

Explore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

Find flight deals from Great Falls to Indianapolis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Great Falls to Indianapolis that are best for you.

Compare providers for flights from Great Falls to Indianapolis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Indianapolis in December.

Best time to book a flight from Great Falls to Indianapolis

Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Great Falls with our price prediction graph.

Cheapflights Insights

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

How much does it cost to fly round-trip from Great Falls to Indianapolis?

Reviews of airlines servicing Indianapolis

Peruse reviews from past customers who have flown with United Airlines from Great Falls to Indianapolis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Great Falls to Indianapolis?

What is the cheapest airline to fly from Great Falls to Indianapolis round-trip?

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

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

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

Traveling to a place near Indianapolis?

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 Great Falls to Indianapolis

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Great Falls to Indianapolis

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Great Falls to Indianapolis
Explore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.