$284+ Cheap flights from Great Falls to Indianapolis (GTF - IND)
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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — IND
Sep 6 — Sep 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Great Falls to Indianapolis 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Great Falls to Indianapolis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Great Falls to IndianapolisExplore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
Explore the most affordable flight options available from Great Falls to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This Delta deal was found by Cheapflights users on 8/4. 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 12/141:13 pm -
1 stop7h 41m
Tue 1/58:00 am -
1 stop6h 27m
Deal found 8/4![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 8/4. 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 12/141:13 pm -
2 stops9h 19m
Fri 1/88:00 am -
1 stop6h 27m
Deal found 8/4![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 10/21:15 pm -
1 stop7h 51m
Tue 10/67:05 am -
1 stop7h 33m
Deal found 8/6![Delta logo]()
$358
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/161:15 pm -
2 stops9h 17m
Sat 9/268:00 am -
1 stop6h 35m
Deal found 8/6![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/301:15 pm -
2 stops9h 17m
Tue 10/66:25 am -
2 stops8h 13m
Deal found 8/6![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 8/2. 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.
Sun 12/201:10 pm -
1 stop7h 49m
Sat 1/98:00 am -
1 stop6h 27m
Deal found 8/2![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/161:15 pm -
2 stops9h 17m
Tue 9/293:00 pm -
2 stops9h 37m
Deal found 8/6![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/2. 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 11/116:30 am -
2 stops10h 16m
Thu 11/196:00 am -
2 stops9h 49m
Deal found 8/2![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 12/166:25 pm -
2 stops16h 21m
Fri 1/810:25 am -
2 stops9h 18m
Deal found 8/4![Delta logo]()
$409
Best flights from Great Falls to IndianapolisDiscover carefully curated flight deals from Great Falls to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Great Falls to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 9/255:19 pm -
1 stop9h 54m
Thu 10/15:28 pm -
1 stop25h 11m
Deal found 8/6![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 8/2. 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 11/101:13 pm -
1 stop7h 41m
Wed 11/187:00 am -
1 stop7h 31m
Deal found 8/2![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/4. 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 11/112:45 pm -
1 stop5h 25m
Thu 11/196:00 am -
2 stops9h 49m
Deal found 8/4![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 12/171:13 pm -
2 stops9h 19m
Sat 1/98:00 am -
1 stop6h 27m
Deal found 8/2![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 11/111:13 pm -
2 stops9h 39m
Thu 11/197:00 am -
1 stop7h 31m
Deal found 8/3![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 8/6. 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 11/102:45 pm -
1 stop5h 25m
Sat 11/143:45 pm -
1 stop7h 53m
Deal found 8/6![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 11/121:13 pm -
1 stop7h 41m
Fri 11/207:00 am -
1 stop7h 31m
Deal found 8/2![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/4. 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 11/145:35 am -
2 stops9h 33m
Sun 11/227:00 am -
1 stop7h 31m
Deal found 8/4![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 8/196:18 pm -
2 stops12h 47m
Mon 8/311:41 pm -
2 stops10h 48m
Deal found 8/6![Delta logo]()
$409
Last-minute flights from Great Falls to IndianapolisDiscover last-minute flight deals from Great Falls to Indianapolis. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Indianapolis. Data last updated August 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 8/141:08 pm -
1 stop8h 00m
Sat 8/294:16 pm -
2 stops8h 22m
Deal found 8/6![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/16:15 am -
2 stops9h 39m
Sat 9/52:00 pm -
2 stops9h 12m
Deal found 8/3![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/95:40 am -
2 stops13h 33m
Sat 9/266:35 am -
2 stops8h 00m
Deal found 8/6![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/126:15 am -
1 stop6h 26m
Tue 9/293:44 pm -
1 stop7h 38m
Deal found 8/6![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/126:15 am -
1 stop6h 26m
Tue 9/229:00 am -
2 stops14h 12m
Deal found 8/6![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 8/6. 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 9/151:15 pm -
1 stop7h 51m
Tue 9/298:00 am -
1 stop6h 35m
Deal found 8/6![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 8/6. 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 9/156:21 pm -
2 stops13h 15m
Wed 9/234:29 pm -
2 stops8h 08m
Deal found 8/6![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/161:15 pm -
2 stops9h 17m
Tue 9/298:00 am -
1 stop6h 35m
Deal found 8/6![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/161:15 pm -
1 stop7h 51m
Wed 9/238:00 am -
1 stop6h 35m
Deal found 8/6![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/6. 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.
Wed 9/301:15 pm -
2 stops9h 17m
Wed 10/76:25 am -
2 stops8h 13m
Deal found 8/6![Delta logo]()
$369
One-way flights from Great Falls to IndianapolisSearch for one-way flight options from Great Falls to Indianapolis. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Great Falls to Indianapolis. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This KAYAK deal was found by Cheapflights users on 8/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:09 pm -
1 stop9h 55m
Deal found 8/6![Alaska Airlines logo]()
$284
This KAYAK deal was found by Cheapflights users on 8/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:18 pm -
2 stops12h 47m
Deal found 8/6![Delta logo]()
$413
Find flight deals from Great Falls to Indianapolis
Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Indianapolis (IND). 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 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $328 (Delta) |
One-way from | $284 (KAYAK) |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 7, 2026.
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
Cheapest round-trip
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Fri 9/25
5:19 pm-5:13 am
1 stop9h 54m
Indianapolis
Thu 10/1
5:28 pm-4:39 pm
1 stop25h 11m
$328
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Tue 11/10
1:13 pm-10:54 pm
1 stop7h 41m
Indianapolis
Wed 11/18
7:00 am-12:31 pm
1 stop7h 31m
$328
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Wed 11/11
2:45 pm-10:10 pm
1 stop5h 25m
Indianapolis
Thu 11/19
6:00 am-1:49 pm
2 stops9h 49m
$334
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Thu 12/17
1:13 pm-12:32 am
2 stops9h 19m
Indianapolis
Sat 1/9
8:00 am-12:27 pm
1 stop6h 27m
$334
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Wed 11/11
1:13 pm-12:52 am
2 stops9h 39m
Indianapolis
Thu 11/19
7:00 am-12:31 pm
1 stop7h 31m
$334
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Thu 11/12
1:13 pm-10:54 pm
1 stop7h 41m
Indianapolis
Fri 11/20
7:00 am-12:31 pm
1 stop7h 31m
$398
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Sat 11/14
5:35 am-5:08 pm
2 stops9h 33m
Indianapolis
Sun 11/22
7:00 am-12:31 pm
1 stop7h 31m
$404
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Wed 8/19
6:18 pm-9:05 am
2 stops12h 47m
Indianapolis
Mon 8/31
1:41 pm-10:29 pm
2 stops10h 48m
$409
Quickest round-trip
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Tue 11/10
2:45 pm-10:10 pm
1 stop5h 25m
Indianapolis
Sat 11/14
3:45 pm-9:38 pm
1 stop7h 53m
$418
Cheapest one-way
Quickest one-way
Great FallsIndianapolis
GTF Great Falls - IND Indianapolis
GTFIND
Great Falls
Tue 8/18
5:09 pm-5:04 am
1 stop9h 55m
$284
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Great Falls to Indianapolis
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 Great Falls to Indianapolis 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 Great Falls-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Indianapolis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Great Falls-Indianapolis 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 Great Falls-Indianapolis 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 Great Falls to Indianapolis
Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Great Falls with our price prediction graph.
GTF-IND
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.
Reviews of airlines servicing Indianapolis
Get insights into the airlines that provide service to Indianapolis. 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 Indianapolis. Reviews last updated August 7, 2026.
Peruse reviews from past customers who have flown with United Airlines from Great Falls to Indianapolis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Comfort
7.3
Overall
7.4
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Boarding
7.7
Comfort
7.3
Overall
7.4
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Great Falls to Indianapolis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Indianapolis?
Book flights to Indianapolis if you plan to visit one of these locationsTerre Haute
Muncie
Greenwood
Kokomo
Fishers
Westfield
Franklin
Mooresville
Plainfield
Anderson
Crawfordsville
Carmel
Noblesville
Bloomington
Speedway
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Indianapolis flight routes
Other flight options
Other flights from Great Falls
Popular flights
Alternative routes for Great Falls to Indianapolis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Indianapolis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Great Falls to Indianapolis by cabin class
Find flights from Great Falls to Indianapolis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Indianapolis
Explore flights to Indianapolis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Great Falls and Indianapolis flights
Browse other Great Falls and Indianapolis flight options. Last updated on August 7, 2026.
Other flights from Great Falls
Browse through other flights departing from Great Falls. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Great Falls to Indianapolis
Discover the top airline that operate flights from Great Falls to Indianapolis. 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 2,558,603 searches. Data last updated August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$476 | FlexibilityNo cancel fee | On-time69% |