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 September 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.

$354 Cheap Flights from Indianapolis to Great Falls in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:12 pm - 9:50 pmIND Indianapolis-GTF Great Falls

8h 38m2 stops Chicago O'Hare Intl Denver Intl

2:47 pm - 9:58 pmGTF Great Falls-IND Indianapolis

5h 11m1 stop Denver Intl

$354United Airlines

Sat, Dec 5 - Sat, Dec 12

1:37 pm - 9:50 pmIND Indianapolis-GTF Great Falls

10h 13m2 stops Chicago O'Hare Intl Denver Intl

2:47 pm - 9:58 pmGTF Great Falls-IND Indianapolis

5h 11m1 stop Denver Intl

$354United Airlines

Sat, Dec 5 - Sat, Dec 12

4:22 pm - 10:51 pmIND Indianapolis-GTF Great Falls

8h 29m2 stops Minneapolis St Paul Salt Lake City

6:19 pm - 10:38 amGTF Great Falls-IND Indianapolis

14h 19m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$359Delta

Sat, Dec 5 - Sat, Dec 12

7:15 am - 1:43 pmIND Indianapolis-GTF Great Falls

8h 28m2 stops Chicago O'Hare Intl Denver Intl

6:30 am - 5:52 pmGTF Great Falls-IND Indianapolis

9h 22m2 stops Denver Intl Chicago O'Hare Intl

$394United Airlines

Sat, Dec 5 - Sat, Dec 12

10:33 am - 5:39 pmIND Indianapolis-GTF Great Falls

9h 06m2 stops Detroit Metropolitan Wayne County Salt Lake City

1:16 pm - 10:48 pmGTF Great Falls-IND Indianapolis

7h 32m1 stop Salt Lake City

$404Delta

Sun, Dec 13 - Sat, Dec 19

3:45 pm - 9:20 pmIND Indianapolis-GTF Great Falls

7h 35m1 stop Denver Intl

2:25 pm - 9:58 pmGTF Great Falls-IND Indianapolis

5h 33m1 stop Denver Intl

$418United Airlines

Sat, Jan 9 - Tue, Jan 12

10:33 am - 5:39 pmIND Indianapolis-GTF Great Falls

9h 06m2 stops Detroit Metropolitan Wayne County Salt Lake City

1:16 pm - 10:48 pmGTF Great Falls-IND Indianapolis

7h 32m1 stop Salt Lake City

$473Delta

Sun, Dec 13 - Sat, Dec 19

5:28 pm - 4:39 pmIND Indianapolis-GTF Great Falls

25h 11m1 stop Seattle/Tacoma Intl

5:19 pm - 5:13 amGTF Great Falls-IND Indianapolis

9h 54m1 stop Seattle/Tacoma Intl

$493Alaska Airlines

Fri, Sep 25 - Tue, Sep 29

5:28 pm - 4:39 pmIND Indianapolis-GTF Great Falls

25h 11m1 stop Seattle/Tacoma Intl

5:19 pm - 5:13 amGTF Great Falls-IND Indianapolis

9h 54m1 stop Seattle/Tacoma Intl

$513Alaska Airlines

Fri, Sep 25 - Tue, Sep 29

6:11 pm - 4:13 pmIND Indianapolis-GTF Great Falls

24h 02m1 stop Seattle/Tacoma Intl

4:55 pm - 5:10 pmGTF Great Falls-IND Indianapolis

22h 15m1 stop Seattle/Tacoma Intl

$568Alaska Airlines

Sat, Dec 5 - Sat, Dec 12

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Alaska Airlines flights from Indianapolis to Great Falls

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

Alaska Airlines

Sep 25

IND5:28 pmIndianapolis

25h 11m

1 stop

GTF4:39 pmGreat Falls

Sep 29

GTF5:19 pmGreat Falls

9h 54m

1 stop

IND5:13 amIndianapolis

$493

Alaska Airlines

Sep 25

IND5:28 pmIndianapolis

25h 11m

1 stop

GTF4:39 pmGreat Falls

Sep 29

GTF5:19 pmGreat Falls

9h 54m

1 stop

IND5:13 amIndianapolis

$513

Alaska Airlines

Dec 5

IND6:11 pmIndianapolis

24h 02m

1 stop

GTF4:13 pmGreat Falls

Dec 12

GTF4:55 pmGreat Falls

22h 15m

1 stop

IND5:10 pmIndianapolis

$568

Delta flights from Indianapolis to Great Falls

Our best Delta deals on Indianapolis to Great Falls flight tickets

Delta

Dec 5

IND4:22 pmIndianapolis

8h 29m

2 stops

GTF10:51 pmGreat Falls

Dec 12

GTF6:19 pmGreat Falls

14h 19m

2 stops

IND10:38 amIndianapolis

$359

Delta

Dec 13

IND10:33 amIndianapolis

9h 06m

2 stops

GTF5:39 pmGreat Falls

Dec 19

GTF1:16 pmGreat Falls

7h 32m

1 stop

IND10:48 pmIndianapolis

$404

Delta

Dec 13

IND10:33 amIndianapolis

9h 06m

2 stops

GTF5:39 pmGreat Falls

Dec 19

GTF1:16 pmGreat Falls

7h 32m

1 stop

IND10:48 pmIndianapolis

$473

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 12/5

3:12 pm-9:50 pm

2 stops8h 38m

Great Falls

Sat 12/12

2:47 pm-9:58 pm

1 stop5h 11m

$354

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 12/5

1:37 pm-9:50 pm

2 stops10h 13m

Great Falls

Sat 12/12

2:47 pm-9:58 pm

1 stop5h 11m

$354

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 12/5

4:22 pm-10:51 pm

2 stops8h 29m

Great Falls

Sat 12/12

6:19 pm-10:38 am

2 stops14h 19m

$359

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 12/5

7:15 am-1:43 pm

2 stops8h 28m

Great Falls

Sat 12/12

6:30 am-5:52 pm

2 stops9h 22m

$394

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sun 12/13

10:33 am-5:39 pm

2 stops9h 06m

Great Falls

Sat 12/19

1:16 pm-10:48 pm

1 stop7h 32m

$404

Quickest round-trip

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 1/9

3:45 pm-9:20 pm

1 stop7h 35m

Great Falls

Tue 1/12

2:25 pm-9:58 pm

1 stop5h 33m

$418

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sun 12/13

10:33 am-5:39 pm

2 stops9h 06m

Great Falls

Sat 12/19

1:16 pm-10:48 pm

1 stop7h 32m

$473

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Fri 9/25

5:28 pm-4:39 pm

1 stop25h 11m

Great Falls

Tue 9/29

5:19 pm-5:13 am

1 stop9h 54m

$493

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Fri 9/25

5:28 pm-4:39 pm

1 stop25h 11m

Great Falls

Tue 9/29

5:19 pm-5:13 am

1 stop9h 54m

$513

IndianapolisGreat Falls

IND Indianapolis - GTF Great Falls

INDGTF

Indianapolis

Sat 12/5

6:11 pm-4:13 pm

1 stop24h 02m

Great Falls

Sat 12/12

4:55 pm-5:10 pm

1 stop22h 15m

$568

Flights are sorted by cheapest round-trip flights first.

Sorted 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

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 $383 to $499.
The lowest price recently found on this route was $354.

What is the cheapest month to fly to Great Falls?

The month of March is another great option to travel to Great Falls, with average flight prices from Indianapolis averaging around $0.

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

Best Price Found	$354
Fastest flight time	7h 25m
Direct flights	None

The best flight deal from Indianapolis to Great Falls found on momondo in the last 72 hours is $354

The fastest flight from Indianapolis to Great Falls takes 7h 25m

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 25m.
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 September 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 73% of the total bookings. Other popular airlines include Delta with 27%.

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 7.8 8,550 reviews		Search Delta flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 10,185 reviews		Search United Airlines flights

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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.