$305+ Cheap flights from Indianapolis to Great Falls (IND - GTF)
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — GTF
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis to Great Falls 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
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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 Indianapolis to Great Falls
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Best
Last-minute
One-way
Cheapest flights from Indianapolis to Great FallsExplore the most affordable flight options available from Indianapolis to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
Explore the most affordable flight options available from Indianapolis to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:12 pm -
1 stop24h 23m
Fri 10/235:15 pm -
1 stop10h 16m
Deal found 8/17![Alaska Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:29 pm -
2 stops8h 08m
Tue 9/291:15 pm -
2 stops22h 15m
Deal found 8/18![Delta logo]()
$393
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:00 am -
1 stop6h 35m
Tue 10/61:18 pm -
1 stop7h 45m
Deal found 8/15![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
2 stops16h 37m
Wed 9/231:15 pm -
1 stop7h 51m
Deal found 8/18![Delta logo]()
$407
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:38 am -
2 stops11h 34m
Wed 9/26:15 am -
2 stops9h 39m
Deal found 8/14![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:44 pm -
1 stop7h 38m
Tue 9/296:15 am -
1 stop6h 27m
Deal found 8/18![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:00 am -
2 stops14h 22m
Sat 10/242:37 pm -
1 stop5h 36m
Deal found 8/18![United Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:28 pm -
1 stop25h 11m
Tue 9/225:19 pm -
1 stop9h 54m
Deal found 8/15![Alaska Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
2 stops16h 37m
Fri 9/251:15 pm -
1 stop7h 51m
Deal found 8/18![Delta logo]()
$437
Best flights from Indianapolis to Great FallsDiscover carefully curated flight deals from Indianapolis to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Indianapolis to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:00 am -
1 stop6h 35m
Tue 10/61:18 pm -
1 stop7h 45m
Deal found 8/15![Delta logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:44 pm -
1 stop7h 38m
Sat 10/242:37 pm -
1 stop5h 36m
Deal found 8/16![United Airlines logo]()
$418
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:12 pm -
1 stop24h 23m
Fri 10/235:15 pm -
2 stops21h 36m
Deal found 8/17![Alaska Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:44 pm -
1 stop7h 38m
Sat 10/32:37 pm -
1 stop5h 36m
Deal found 8/15![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:00 am -
1 stop7h 29m
Wed 9/26:15 am -
2 stops9h 39m
Deal found 8/14![United Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:20 am -
2 stops17h 17m
Tue 9/291:15 pm -
1 stop7h 51m
Deal found 8/18![Delta logo]()
$506
Last-minute flights from Indianapolis to Great FallsDiscover last-minute flight deals from Indianapolis to Great Falls. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Great Falls. Data last updated August 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:38 am -
2 stops11h 34m
Wed 9/26:15 am -
2 stops9h 39m
Deal found 8/14![United Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:28 pm -
1 stop25h 11m
Tue 9/225:19 pm -
1 stop9h 54m
Deal found 8/15![Alaska Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
2 stops16h 37m
Wed 9/231:15 pm -
1 stop7h 51m
Deal found 8/18![Delta logo]()
$407
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:40 pm -
2 stops10h 32m
Sat 9/266:15 am -
1 stop6h 27m
Deal found 8/18![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
2 stops16h 37m
Fri 9/251:15 pm -
1 stop7h 51m
Deal found 8/18![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:29 pm -
2 stops8h 08m
Tue 9/291:15 pm -
2 stops22h 15m
Deal found 8/18![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:44 pm -
1 stop7h 38m
Tue 9/296:15 am -
1 stop6h 27m
Deal found 8/18![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:00 am -
1 stop6h 35m
Tue 10/61:18 pm -
1 stop7h 45m
Deal found 8/15![Delta logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:03 pm -
2 stops8h 19m
Tue 10/66:15 am -
1 stop6h 27m
Deal found 8/15![United Airlines logo]()
$459
One-way flights from Indianapolis to Great FallsSearch for one-way flight options from Indianapolis to Great Falls. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Indianapolis to Great Falls. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:02 am -
1 stop11h 36m
Deal found 8/15![Alaska Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:56 am -
2 stops12h 16m
Deal found 8/15![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:52 am -
2 stops12h 20m
Deal found 8/15![United Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:48 pm -
3 stops46h 51m
Deal found 8/15![Multiple Airlines logo]()
$745
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:49 pm -
3 stops45h 49m
Deal found 8/15![Multiple Airlines logo]()
$1,044
Find flight deals from Indianapolis to Great Falls
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $388 (Expedia) |
One-way from | $305 (Alaska Airlines) |
Popular in | July |
Cheapest in | December |
Average price | $436 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis to Great Falls 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, Cheapflights users made 7,457,451 searches. Data last updated August 19, 2026.
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
Cheapest round-trip
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Tue 9/29
8:00 am-12:35 pm
1 stop6h 35m
Great Falls
Tue 10/6
1:18 pm-11:03 pm
1 stop7h 45m
$398
Quickest round-trip
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Wed 10/21
3:44 pm-9:22 pm
1 stop7h 38m
Great Falls
Sat 10/24
2:37 pm-10:13 pm
1 stop5h 36m
$418
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sat 9/26
3:44 pm-9:22 pm
1 stop7h 38m
Great Falls
Sat 10/3
2:37 pm-10:13 pm
1 stop5h 36m
$418
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sat 8/29
8:00 am-1:29 pm
1 stop7h 29m
Great Falls
Wed 9/2
6:15 am-5:54 pm
2 stops9h 39m
$430
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Fri 10/16
6:12 pm-4:35 pm
1 stop24h 23m
Great Falls
Fri 10/23
5:15 pm-4:51 pm
2 stops21h 36m
$495
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Mon 9/21
7:20 am-10:37 pm
2 stops17h 17m
Great Falls
Tue 9/29
1:15 pm-11:06 pm
1 stop7h 51m
$506
Cheapest one-way
Quickest one-way
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sat 9/12
7:02 am-4:39 pm
1 stop11h 37m
$305
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sat 9/12
10:56 am-9:12 pm
2 stops12h 16m
$329
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sun 8/30
10:52 am-9:12 pm
2 stops12h 20m
$429
IndianapolisGreat Falls
IND Indianapolis - GTF Great Falls
INDGTF
Indianapolis
Sun 8/30
8:49 pm-4:38 pm
3 stops45h 49m
$1,044
Sorted by cheapest first
Compare providers for flights from Indianapolis to Great Falls
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 Indianapolis to Great Falls in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Great Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub 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 Indianapolis-Great Falls 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 Indianapolis to Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from Indianapolis with our price prediction graph.
IND-GTF
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 Indianapolis to Great Falls
Reviews of airlines servicing Great Falls
Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated August 19, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Indianapolis to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Great Falls if you plan to visit one of these locationsShelby
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Other flights to Great Falls
Explore flights to Great Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
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Top 2 airlines flying from Indianapolis to Great Falls
Discover the top 2 airlines that operate flights from Indianapolis to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$469 | FlexibilityNo cancel fee | On-time69% |