What is the cheapest airline that flies from Indianapolis to Great Falls?

Alaska Airlines and Delta are the most popular carriers operating from Indianapolis to Great Falls

When did momondo last update prices for flights from Indianapolis Airport to Great Falls Airport?

Prices for flights from Indianapolis Airport to Great Falls Airport are updated daily.

How many operators does momondo search for flights from Indianapolis Airport to Great Falls Airport?

As of April 2026, there are 2 operators available to choose from for flights from Indianapolis Airport to Great Falls Airport.

How old do you have to be to fly from Indianapolis Airport to Great Falls Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$245 Cheap Flights from Indianapolis to Great Falls in 2026

Q: What is the typical price of a round-trip flight between Indianapolis and Great Falls?

Prices are currently low for flights on this route. Typical prices usually range from $466 to $363. The lowest price recently found on this route was $383.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Indianapolis to Great Falls

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:39 pm - 6:12 pm

IND

GTF

25h 33m

1 stop

6:52 pm - 5:45 am

GTF

IND

8h 53m

1 stop

$383Alaska Airlines

Fri, May 15 - Mon, May 18

3:38 pm - 9:17 pm

IND

GTF

7h 39m

1 stop

2:35 pm - 10:28 pm

GTF

IND

5h 53m

1 stop

$388United Airlines

Tue, Apr 28 - Sat, May 2

6:39 pm - 10:52 am

IND

GTF

18h 13m

1 stop

11:42 am - 10:41 pm

GTF

IND

32h 59m

2 stops

$389Multiple Airlines

Thu, Apr 30 - Mon, May 4

6:00 am - 1:31 pm

IND

GTF

9h 31m

2 stops

2:35 pm - 10:28 pm

GTF

IND

5h 53m

1 stop

$394United Airlines

Tue, Apr 28 - Sat, May 2

3:56 pm - 10:29 pm

IND

GTF

8h 33m

2 stops

5:30 am - 4:34 pm

GTF

IND

9h 04m

2 stops

$399Delta

Tue, Apr 28 - Sat, May 2

6:57 pm - 5:35 pm

IND

GTF

24h 38m

1 stop

6:15 pm - 5:50 am

GTF

IND

9h 35m

1 stop

$438Alaska Airlines

Mon, May 4 - Mon, May 11

3:37 pm - 9:34 pm

IND

GTF

7h 57m

1 stop

2:37 pm - 10:30 pm

GTF

IND

5h 53m

1 stop

$466United Airlines

Sat, Aug 1 - Sat, Aug 8

3:25 pm - 9:18 pm

IND

GTF

7h 53m

1 stop

2:35 pm - 10:28 pm

GTF

IND

5h 53m

1 stop

$478United Airlines

Fri, May 1 - Mon, May 4

7:13 am - 6:12 pm

IND

GTF

12h 59m

2 stops

6:52 pm - 5:45 am

GTF

IND

8h 53m

1 stop

$483Alaska Airlines

Fri, May 15 - Mon, May 18

5:55 am - 6:12 pm

IND

GTF

14h 17m

2 stops

6:52 pm - 5:45 am

GTF

IND

8h 53m

1 stop

$533Alaska Airlines

Fri, May 15 - Mon, May 18

United Airlines flights from Indianapolis to Great Falls

Our best United Airlines deals on Indianapolis to Great Falls flight tickets

United Airlines

Apr 28

IND3:38 pmIndianapolis

7h 39m

1 stop

GTF9:17 pmGreat Falls

May 2

GTF2:35 pmGreat Falls

5h 53m

1 stop

IND10:28 pmIndianapolis

$388

United Airlines

Apr 28

IND6:00 amIndianapolis

9h 31m

2 stops

GTF1:31 pmGreat Falls

May 2

GTF2:35 pmGreat Falls

5h 53m

1 stop

IND10:28 pmIndianapolis

$394

United Airlines

Aug 1

IND3:37 pmIndianapolis

7h 57m

1 stop

GTF9:34 pmGreat Falls

Aug 8

GTF2:37 pmGreat Falls

5h 53m

1 stop

IND10:30 pmIndianapolis

$466

Delta flights from Indianapolis to Great Falls

Our best Delta deals on Indianapolis to Great Falls flight tickets

Delta

Apr 28

IND3:56 pmIndianapolis

8h 33m

2 stops

GTF10:29 pmGreat Falls

May 2

GTF5:30 amGreat Falls

9h 04m

2 stops

IND4:34 pmIndianapolis

$399

Delta

Aug 1

IND6:00 amIndianapolis

13h 43m

2 stops

GTF5:43 pmGreat Falls

Aug 8

GTF7:00 amGreat Falls

10h 05m

2 stops

IND7:05 pmIndianapolis

$539

Delta

May 1

IND7:02 amIndianapolis

7h 25m

1 stop

GTF12:27 pmGreat Falls

May 4

GTF6:20 pmGreat Falls

12h 45m

2 stops

IND9:05 amIndianapolis

$544

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Fri 5/15

6:39 pm-6:12 pm

1 stop25h 33m

Great Falls

Mon 5/18

6:52 pm-5:45 am

1 stop8h 53m

$383

Quickest round-trip

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Tue 4/28

3:38 pm-9:17 pm

1 stop7h 39m

Great Falls

Sat 5/2

2:35 pm-10:28 pm

1 stop5h 53m

$388

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Thu 4/30

6:39 pm-10:52 am

1 stop18h 13m

Great Falls

Mon 5/4

11:42 am-10:41 pm

2 stops32h 59m

$389

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Tue 4/28

6:00 am-1:31 pm

2 stops9h 31m

Great Falls

Sat 5/2

2:35 pm-10:28 pm

1 stop5h 53m

$394

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Tue 4/28

3:56 pm-10:29 pm

2 stops8h 33m

Great Falls

Sat 5/2

5:30 am-4:34 pm

2 stops9h 04m

$399

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Mon 5/4

6:57 pm-5:35 pm

1 stop24h 38m

Great Falls

Mon 5/11

6:15 pm-5:50 am

1 stop9h 35m

$438

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Sat 8/1

3:37 pm-9:34 pm

1 stop7h 57m

Great Falls

Sat 8/8

2:37 pm-10:30 pm

1 stop5h 53m

$466

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Fri 5/1

3:25 pm-9:18 pm

1 stop7h 53m

Great Falls

Mon 5/4

2:35 pm-10:28 pm

1 stop5h 53m

$478

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Fri 5/15

7:13 am-6:12 pm

2 stops12h 59m

Great Falls

Mon 5/18

6:52 pm-5:45 am

1 stop8h 53m

$483

IndianapolisGreat Falls

IND - GTF

INDGTF

Indianapolis

Fri 5/15

5:55 am-6:12 pm

2 stops14h 17m

Great Falls

Mon 5/18

6:52 pm-5:45 am

1 stop8h 53m

$533

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Indianapolis and Great Falls?

When to book flights from Indianapolis to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Indianapolis to Great Falls (IND to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Great Falls

Fastest flight time	7h 53m
Direct flights	None

The fastest flight from Indianapolis to Great Falls takes 7h 53m

There are no direct flights from Indianapolis to Great Falls. There are no popular flight routes from Indianapolis to Great Falls.

Search flight deals

Frequently asked questions about flying from Indianapolis to Great Falls

How far is Indianapolis to Great Falls by plane?
The distance between Indianapolis and Great Falls is about 1357.4 mi. In terms of flight time, this usually takes a little over 7h 53m.
When did momondo last update prices for flights from Indianapolis Airport to Great Falls Airport?
Prices for flights from Indianapolis Airport to Great Falls Airport are updated daily.
How many operators does momondo search for flights from Indianapolis Airport to Great Falls Airport?
As of April 2026, there are 2 operators available to choose from for flights from Indianapolis Airport to Great Falls Airport.
How old do you have to be to fly from Indianapolis Airport to Great Falls Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Indianapolis to Great Falls?
Based on momondo bookings for flights between Indianapolis and Great Falls, the leading airline is United Airlines, making up 57% of the total bookings. Other popular airlines include Delta with 43%.

Best airlines flying from Indianapolis to Great Falls

Compare and see reviews for airlines that fly from Indianapolis to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $278	Free Cancellation	Rating 7.9 8,424 reviews		Search Delta flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,605 reviews		Search United Airlines flights

Shelby

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Great Falls?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Great Falls from Indianapolis.

Can I find flights from Indianapolis to Great Falls with flexible booking policies on momondo?

momondo does allow users to show only those flights to Great Falls from Indianapolis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Indianapolis to Great Falls?

Once you have performed a search for Indianapolis to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Indianapolis to Great Falls right now. Can momondo alert me if prices change?

Price alerts on flights to Great Falls from Indianapolis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.