What is the cheapest airline that flies from Indianapolis to Montana?

Southwest, Delta, and United Airlines are the most popular carriers operating from Indianapolis to Montana

What airlines fly to Montana?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Montana from Indianapolis according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Montana. Keep in mind that there are 5 different airlines that fly to Montana on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Indianapolis Airport to Montana are refreshed on a daily basis.

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

As of August 2026, there are 5 operators available to choose from for flights from Indianapolis Airport to Montana.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Montana.

What documentation or ID do you need to fly to Montana?

The travel and health documents required for your trip to Montana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$126 Cheap Flights from Indianapolis to Montana in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Montana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 11:45 pmIND Indianapolis-BZN Bozeman Gallatin Field

6h 45m1 stop Las Vegas Harry Reid Intl

5:50 am - 2:30 pmBZN Bozeman Gallatin Field-IND Indianapolis

6h 40m1 stop Las Vegas Harry Reid Intl

$252Southwest

Mon, Sep 28 - Thu, Oct 1

7:00 am - 12:05 pmIND Indianapolis-BZN Bozeman Gallatin Field

7h 05m1 stop Salt Lake City

6:00 am - 3:28 pmBZN Bozeman Gallatin Field-IND Indianapolis

7h 28m1 stop Minneapolis St Paul

$257Delta

Thu, Dec 10 - Tue, Dec 15

7:28 pm - 11:19 pmIND Indianapolis-BZN Bozeman Gallatin Field

5h 51m1 stop Minneapolis St Paul

6:17 am - 3:34 pmBZN Bozeman Gallatin Field-IND Indianapolis

7h 17m1 stop Minneapolis St Paul

$257Delta

Tue, Sep 22 - Wed, Sep 30

7:00 pm - 11:45 pmIND Indianapolis-BZN Bozeman Gallatin Field

6h 45m1 stop Las Vegas Harry Reid Intl

5:50 am - 5:15 pmBZN Bozeman Gallatin Field-IND Indianapolis

9h 25m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

$258Southwest

Mon, Sep 28 - Thu, Oct 1

7:50 am - 12:52 pmIND Indianapolis-BZN Bozeman Gallatin Field

7h 02m1 stop Dallas/Fort Worth

1:42 pm - 10:14 pmBZN Bozeman Gallatin Field-IND Indianapolis

6h 32m1 stop Dallas/Fort Worth

$286American Airlines

Thu, Dec 10 - Tue, Dec 15

6:01 am - 12:57 pmIND Indianapolis-BZN Bozeman Gallatin Field

8h 56m1 stop Dallas/Fort Worth

1:47 pm - 11:55 pmBZN Bozeman Gallatin Field-IND Indianapolis

8h 08m1 stop Dallas/Fort Worth

$288American Airlines

Tue, Oct 27 - Fri, Oct 30

1:38 pm - 7:12 pmIND Indianapolis-BZN Bozeman Gallatin Field

7h 34m1 stop Chicago O'Hare Intl

6:30 am - 2:42 pmBZN Bozeman Gallatin Field-IND Indianapolis

6h 12m1 stop Denver Intl

$312United Airlines

Sat, Sep 26 - Sat, Oct 3

3:03 pm - 9:04 pmIND Indianapolis-BZN Bozeman Gallatin Field

8h 01m2 stops Chicago O'Hare Intl Denver Intl

6:30 am - 2:42 pmBZN Bozeman Gallatin Field-IND Indianapolis

6h 12m1 stop Denver Intl

$317United Airlines

Sat, Sep 26 - Sat, Oct 3

7:02 am - 12:23 pmIND Indianapolis-FCA Kalispell Glacier Park

7h 21m1 stop Seattle/Tacoma Intl

7:45 pm - 5:31 amFCA Kalispell Glacier Park-IND Indianapolis

7h 46m1 stop Seattle/Tacoma Intl

$322Alaska Airlines

Wed, Oct 21 - Thu, Oct 29

5:28 pm - 11:01 pmIND Indianapolis-MSO Missoula Johnson-Bell Field

7h 33m1 stop Seattle/Tacoma Intl

4:16 pm - 5:13 amMSO Missoula Johnson-Bell Field-IND Indianapolis

10h 57m1 stop Seattle/Tacoma Intl

$361Alaska Airlines

Tue, Sep 22 - Tue, Sep 29

Cheap last minute flights

Enter your travel dates to find the best prices.

7:50 am - 12:27 pmIND Indianapolis-WYS West Yellowstone

6h 37m1 stop Salt Lake City

1:09 pm - 11:08 pmWYS West Yellowstone-IND Indianapolis

7h 59m1 stop Salt Lake City

$429Delta

Fri, Aug 14 - Fri, Aug 21

3:47 pm - 10:07 pmIND Indianapolis-BIL Billings Logan Intl

8h 20m1 stop Denver Intl

5:07 am - 3:21 pmBIL Billings Logan Intl-IND Indianapolis

8h 14m2 stops Denver Intl Chicago O'Hare Intl

$472United Airlines

Sat, Aug 15 - Tue, Aug 18

4:25 pm - 10:07 pmIND Indianapolis-BIL Billings Logan Intl

7h 42m2 stops Chicago O'Hare Intl Denver Intl

5:07 am - 3:21 pmBIL Billings Logan Intl-IND Indianapolis

8h 14m2 stops Denver Intl Chicago O'Hare Intl

$477United Airlines

Sat, Aug 15 - Tue, Aug 18

4:16 pm - 8:12 pmIND Indianapolis-BIL Billings Logan Intl

5h 56m1 stop Minneapolis St Paul

6:26 am - 3:33 pmBIL Billings Logan Intl-IND Indianapolis

7h 07m1 stop Minneapolis St Paul

$479Delta

Sat, Aug 15 - Tue, Aug 18

6:00 pm - 9:15 pmIND Indianapolis-BZN Bozeman Gallatin Field

5h 15m1 stop Denver Intl

11:35 am - 9:45 pmBZN Bozeman Gallatin Field-IND Indianapolis

8h 10m1 stop Denver Intl

$491Southwest

Sat, Aug 15 - Sat, Aug 22

6:50 am - 10:25 amIND Indianapolis-BZN Bozeman Gallatin Field

5h 35m1 stop Denver Intl

11:25 am - 10:35 pmBZN Bozeman Gallatin Field-IND Indianapolis

9h 10m2 stops Denver Intl Chicago Midway

$496Southwest

Sun, Aug 16 - Thu, Aug 20

5:01 am - 3:25 pmIND Indianapolis-BZN Bozeman Gallatin Field

12h 24m2 stops Chicago O'Hare Intl Dallas/Fort Worth

6:26 am - 4:28 pmBZN Bozeman Gallatin Field-IND Indianapolis

8h 02m1 stop Dallas/Fort Worth

$496American Airlines

Sun, Aug 16 - Tue, Aug 25

5:01 am - 3:25 pmIND Indianapolis-BZN Bozeman Gallatin Field

12h 24m2 stops Chicago O'Hare Intl Dallas/Fort Worth

11:55 am - 11:58 pmBZN Bozeman Gallatin Field-IND Indianapolis

10h 03m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$501American Airlines

Sun, Aug 16 - Thu, Aug 20

5:19 pm - 10:55 pmIND Indianapolis-MSO Missoula Johnson-Bell Field

7h 36m1 stop Seattle/Tacoma Intl

5:00 pm - 5:04 amMSO Missoula Johnson-Bell Field-IND Indianapolis

10h 04m1 stop Seattle/Tacoma Intl

$549Alaska Airlines

Wed, Aug 12 - Tue, Aug 18

1:42 pm - 10:55 pmIND Indianapolis-MSO Missoula Johnson-Bell Field

11h 13m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

5:00 pm - 5:04 amMSO Missoula Johnson-Bell Field-IND Indianapolis

10h 04m1 stop Seattle/Tacoma Intl

$610Alaska Airlines

Wed, Aug 12 - Tue, Aug 18

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Southwest flights from Indianapolis to Montana

Our best Southwest deals on Indianapolis to Montana flight tickets

Southwest

Sep 28

IND7:00 pmIndianapolis

6h 45m

1 stop

BZN11:45 pmBozeman Gallatin Field

Oct 1

BZN5:50 amBozeman Gallatin Field

6h 40m

1 stop

IND2:30 pmIndianapolis

$252

Southwest

Sep 28

IND7:00 pmIndianapolis

6h 45m

1 stop

BZN11:45 pmBozeman Gallatin Field

Oct 1

BZN5:50 amBozeman Gallatin Field

9h 25m

2 stops

IND5:15 pmIndianapolis

$258

Southwest

Oct 27

IND7:30 amIndianapolis

7h 10m

1 stop

BZN12:40 pmBozeman Gallatin Field

Oct 30

BZN11:05 amBozeman Gallatin Field

6h 45m

1 stop

IND7:50 pmIndianapolis

$279

Delta flights from Indianapolis to Montana

Our best Delta deals on Indianapolis to Montana flight tickets

Delta

Sep 22

IND7:28 pmIndianapolis

5h 51m

1 stop

BZN11:19 pmBozeman Gallatin Field

Sep 30

BZN6:17 amBozeman Gallatin Field

7h 17m

1 stop

IND3:34 pmIndianapolis

$257

Delta

Sep 22

IND7:28 pmIndianapolis

5h 51m

1 stop

BZN11:19 pmBozeman Gallatin Field

Sep 30

BZN6:17 amBozeman Gallatin Field

7h 17m

1 stop

IND3:34 pmIndianapolis

$277

Delta

Sep 18

IND7:28 pmIndianapolis

5h 51m

1 stop

BZN11:19 pmBozeman Gallatin Field

Sep 22

BZN1:08 pmBozeman Gallatin Field

7h 58m

1 stop

IND11:06 pmIndianapolis

$288

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Mon 9/28

7:00 pm-11:45 pm

1 stop6h 45m

Bozeman Gallatin Field

Thu 10/1

5:50 am-2:30 pm

1 stop6h 40m

$252

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Thu 12/10

7:00 am-12:05 pm

1 stop7h 05m

Bozeman Gallatin Field

Tue 12/15

6:00 am-3:28 pm

1 stop7h 28m

$257

Quickest round-trip

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Tue 9/22

7:28 pm-11:19 pm

1 stop5h 51m

Bozeman Gallatin Field

Wed 9/30

6:17 am-3:34 pm

1 stop7h 17m

$257

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Mon 9/28

7:00 pm-11:45 pm

1 stop6h 45m

Bozeman Gallatin Field

Thu 10/1

5:50 am-5:15 pm

2 stops9h 25m

$258

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Thu 12/10

7:50 am-12:52 pm

1 stop7h 02m

Bozeman Gallatin Field

Tue 12/15

1:42 pm-10:14 pm

1 stop6h 32m

$286

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Tue 10/27

6:01 am-12:57 pm

1 stop8h 56m

Bozeman Gallatin Field

Fri 10/30

1:47 pm-11:55 pm

1 stop8h 08m

$288

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Sat 9/26

1:38 pm-7:12 pm

1 stop7h 34m

Bozeman Gallatin Field

Sat 10/3

6:30 am-2:42 pm

1 stop6h 12m

$312

IndianapolisBozeman

IND Indianapolis - BZN Bozeman Gallatin Field

INDBZN

Indianapolis

Sat 9/26

3:03 pm-9:04 pm

2 stops8h 01m

Bozeman Gallatin Field

Sat 10/3

6:30 am-2:42 pm

1 stop6h 12m

$317

IndianapolisKalispell

IND Indianapolis - FCA Kalispell Glacier Park

INDFCA

Indianapolis

Wed 10/21

7:02 am-12:23 pm

1 stop7h 21m

Kalispell Glacier Park

Thu 10/29

7:45 pm-5:31 am

1 stop7h 46m

$322

IndianapolisMissoula

IND Indianapolis - MSO Missoula Johnson-Bell Field

INDMSO

Indianapolis

Tue 9/22

5:28 pm-11:01 pm

1 stop7h 33m

Missoula Johnson-Bell Field

Tue 9/29

4:16 pm-5:13 am

1 stop10h 57m

$361

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 Montana

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 cheapest month to fly to Montana?

The cheapest month to fly to Montana from Indianapolis is in January. Flight prices, which tend to average around $351, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Montana, with average flight prices from Indianapolis averaging around $385.

How far in advance should I book a flight from Indianapolis to Montana?

You are more likely to see cheaper flights to Montana from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $396 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Indianapolis for as low as $304 on momondo.

Can stopping save me money on Indianapolis to Montana flights?

You could potentially save up to 46% on your flight if you consider stops on a Indianapolis to Montana flight.

Cheap Indianapolis to Montana flight deals and tips

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

Fastest flight time	5h 21m
Direct flights	None

The fastest flight from Indianapolis to Montana takes 5h 21m

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

Search flight deals

Frequently asked questions about flying from Indianapolis to Montana

When did momondo last update prices for flights from Indianapolis Airport to Montana?
Prices for flights from Indianapolis Airport to Montana are refreshed on a daily basis.
How many operators does momondo search for flights from Indianapolis Airport to Montana?
As of August 2026, there are 5 operators available to choose from for flights from Indianapolis Airport to Montana.
How old do you have to be to fly from Indianapolis Airport to Montana?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Montana.
What documentation or ID do you need to fly to Montana?
The travel and health documents required for your trip to Montana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Indianapolis to Montana

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $159	Free Cancellation	Rating 7.9 12,800 reviews	Search Alaska Airlines flights
Delta	PriceFrom $164	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
Southwest	PriceFrom $229	Free Cancellation	Rating 8.0 4,218 reviews	Search Southwest flights
American Airlines	PriceFrom $232	Free Cancellation	Rating 7.1 11,915 reviews	Search American Airlines flights
United Airlines	PriceFrom $266	Free Cancellation	Rating 7.4 10,113 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Montana from Indianapolis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montana quick and easy, saving you time and money.

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

All flight searches from Indianapolis to Montana on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Indianapolis to Montana?

Once all potential Indianapolis to Montana flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Montana from Indianapolis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.