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Cheap flights from Great Falls to Indianapolis from $216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Indianapolis departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Great Falls to Indianapolis

Cheap round-trip flights

Logo
10:21 pm - 3:43 pmGTF-IND
15h 22m1 stop
Logo
8:33 pm - 4:05 pmIND-GTF
21h 32m1 stop
$318
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Fri, Sep 19 - Sun, Sep 21
Logo
10:27 pm - 5:37 pmGTF-IND
41h 10m2 stops
Logo
7:30 am - 9:37 pmIND-GTF
16h 07m1 stop
$344
Find Deal
Fri, Oct 17 - Fri, Oct 24
Logo
10:27 pm - 5:23 pmGTF-IND
16h 56m1 stop
Logo
7:30 am - 9:37 pmIND-GTF
16h 07m1 stop
$347
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Fri, Oct 17 - Fri, Oct 24
Logo
10:22 pm - 9:20 amGTF-IND
32h 58m3 stops
Logo
7:30 am - 9:37 pmIND-GTF
16h 07m1 stop
$358
Find Deal
Mon, Oct 20 - Fri, Oct 24
Alaska Airlines Logo
4:29 pm - 5:10 amGTF-IND
10h 41m1 stop
Alaska Airlines Logo
7:00 am - 5:35 pmIND-GTF
12h 35m1 stop
$418Alaska Airlines
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Wed, Oct 1 - Sat, Oct 4
United Airlines Logo
2:31 pm - 10:18 pmGTF-IND
5h 47m1 stop
United Airlines Logo
3:40 pm - 10:39 pmIND-GTF
8h 59m1 stop
$434United Airlines
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Sat, Oct 25 - Tue, Oct 28
Alaska Airlines Logo
6:50 pm - 5:56 pmGTF-IND
21h 06m1 stop
Alaska Airlines Logo
7:59 pm - 6:55 pmIND-GTF
24h 56m1 stop
$438Alaska Airlines
Find Deal
Mon, Nov 17 - Mon, Dec 8
United Airlines Logo
2:31 pm - 10:18 pmGTF-IND
5h 47m1 stop
United Airlines Logo
9:00 am - 10:39 pmIND-GTF
15h 39m2 stops
$439United Airlines
Find Deal
Sat, Oct 25 - Tue, Oct 28
Delta Logo
6:09 pm - 8:55 amGTF-IND
12h 46m2 stops
Delta Logo
8:05 am - 12:28 pmIND-GTF
6h 23m1 stop
$454Delta
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Sat, Oct 18 - Fri, Oct 24
Delta Logo
1:08 pm - 10:53 pmGTF-IND
7h 45m1 stop
Delta Logo
8:05 am - 12:28 pmIND-GTF
6h 23m1 stop
$456Delta
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Tue, Oct 21 - Fri, Oct 24

Alaska Airlines flights from Great Falls to Indianapolis

Our best Alaska Airlines deals on Great Falls to Indianapolis flight tickets
Alaska Airlines
Oct 1
GTF4:29 pmGreat Falls
10h 41m
1 stop
IND5:10 amIndianapolis
Oct 4
IND7:00 amIndianapolis
12h 35m
1 stop
GTF5:35 pmGreat Falls
$418
Find similar
Alaska Airlines
Nov 17
GTF6:50 pmGreat Falls
21h 06m
1 stop
IND5:56 pmIndianapolis
Dec 8
IND7:59 pmIndianapolis
24h 56m
1 stop
GTF6:55 pmGreat Falls
$438
Find similar
Alaska Airlines
Oct 20
GTF6:15 pmGreat Falls
8h 47m
1 stop
IND5:02 amIndianapolis
Oct 24
IND7:00 amIndianapolis
12h 35m
1 stop
GTF5:35 pmGreat Falls
$472
Find similar

United Airlines flights from Great Falls to Indianapolis

Our best United Airlines deals on Great Falls to Indianapolis flight tickets
United Airlines
Oct 25
GTF2:31 pmGreat Falls
5h 47m
1 stop
IND10:18 pmIndianapolis
Oct 28
IND3:40 pmIndianapolis
8h 59m
1 stop
GTF10:39 pmGreat Falls
$434
Find similar
United Airlines
Oct 25
GTF2:31 pmGreat Falls
5h 47m
1 stop
IND10:18 pmIndianapolis
Oct 28
IND9:00 amIndianapolis
15h 39m
2 stops
GTF10:39 pmGreat Falls
$439
Find similar
United Airlines
Oct 1
GTF7:00 amGreat Falls
7h 22m
2 stops
IND4:22 pmIndianapolis
Oct 4
IND8:00 amIndianapolis
7h 26m
1 stop
GTF1:26 pmGreat Falls
$444
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Indianapolis 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
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 9/19

10:21 pm-3:43 pm

1 stop15h 22m

Indianapolis

Sun 9/21

8:33 pm-4:05 pm

1 stop21h 32m

$318

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Fri 10/17

10:27 pm-5:37 pm

2 stops41h 10m

Indianapolis

Fri 10/24

7:30 am-9:37 pm

1 stop16h 07m

$344

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Fri 10/17

10:27 pm-5:23 pm

1 stop16h 56m

Indianapolis

Fri 10/24

7:30 am-9:37 pm

1 stop16h 07m

$347

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Mon 10/20

10:22 pm-9:20 am

3 stops32h 58m

Indianapolis

Fri 10/24

7:30 am-9:37 pm

1 stop16h 07m

$358

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Wed 10/1

4:29 pm-5:10 am

1 stop10h 41m

Indianapolis

Sat 10/4

7:00 am-5:35 pm

1 stop12h 35m

$418

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Sat 10/25

2:31 pm-10:18 pm

1 stop5h 47m

Indianapolis

Tue 10/28

3:40 pm-10:39 pm

1 stop8h 59m

$434

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Mon 11/17

6:50 pm-5:56 pm

1 stop21h 06m

Indianapolis

Mon 12/8

7:59 pm-6:55 pm

1 stop24h 56m

$438

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Sat 10/25

2:31 pm-10:18 pm

1 stop5h 47m

Indianapolis

Tue 10/28

9:00 am-10:39 pm

2 stops15h 39m

$439

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Sat 10/18

6:09 pm-8:55 am

2 stops12h 46m

Indianapolis

Fri 10/24

8:05 am-12:28 pm

1 stop6h 23m

$454

Great FallsIndianapolis

GTF - IND

GTFIND

Great Falls

Tue 10/21

1:08 pm-10:53 pm

1 stop7h 45m

Indianapolis

Fri 10/24

8:05 am-12:28 pm

1 stop6h 23m

$456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Great Falls to Indianapolis

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 cheapest day to depart on your flight to Indianapolis?

Our data shows that Monday is the least expensive day to fly to Indianapolis. Tickets to fly out on this day can be as low as $517. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Indianapolis on Tuesday is $804.

What is the cheapest time of day to depart on your flight to Indianapolis?

Flying to Indianapolis from Great Falls at noon is the least expensive time of day to depart. momondo users have found prices as low as $517 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $647 on average. Flights to Indianapolis from Great Falls in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Great Falls to Indianapolis

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

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

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

Direct flights

None
There are no direct flights from Great Falls to Indianapolis. There are no popular flight routes from Great Falls to Indianapolis.
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  • How far is Great Falls to Indianapolis by plane?

    The distance between Great Falls and Indianapolis is about 1357.4 mi. In terms of flight time, this usually takes a little over 5h 36m.

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

    Prices for flights from Great Falls Airport to Indianapolis Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Indianapolis Airport?

    The travel and health documents you'll need for your trip to Indianapolis 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 Indianapolis 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 Great Falls to Indianapolis?

Best airlines flying from Great Falls to Indianapolis

Compare and see reviews for airlines that fly from Great Falls to Indianapolis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $324Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $370Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Terre Haute
Bloomington
Kokomo
Anderson
Muncie
Plainfield
Greenwood
Noblesville
Fishers
Carmel
Shelbyville
Seymour
West Lafayette
Franklin
Brownsburg
Crawfordsville
Greenfield
Speedway
Westfield
Mooresville

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Great Falls to Indianapolis. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for Great Falls to Indianapolis 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 Great Falls to Indianapolis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Indianapolis, momondo offers a useful price alert feature which will track prices for flights to Indianapolis from Great Falls and alert you when they change.

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