$115+ Cheap flights from Ontario to Indianapolis (ONT - 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Ontario 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 Ontario to Indianapolis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to IndianapolisExplore the most affordable flight options available from Ontario to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Ontario to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This Expedia deal was found by Cheapflights users on 7/30. 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.
Thu 10/111:45 am
ONT
- IND
1 stop24h 32m
Frontier
Mon 10/54:12 pm
IND
- ONT
1 stop10h 35m
Frontier
Deal found 7/30![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 8/2410:49 am
ONT
- IND
1 stop6h 15m
Frontier
Wed 8/268:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 7/28![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 8/2710:49 am
ONT
- IND
1 stop6h 15m
Frontier
Sun 8/308:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 7/28![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ONT
- IND
1 stop11h 04m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am
ONT
- IND
1 stop6h 02m
Frontier
Wed 9/164:12 pm
IND
- ONT
1 stop21h 18m
Frontier
Deal found 7/27![Frontier logo]()
$251
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
ONT
- IND
1 stop25h 30m
Frontier
Tue 10/208:16 pm
IND
- ONT
1 stop17h 27m
Frontier
Deal found 7/27![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
ONT
- IND
1 stop11h 08m
Frontier
Wed 8/198:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Thu 10/18:00 am
ONT
- IND
1 stop12h 37m
Multiple Airlines
Mon 10/57:48 pm
IND
- ONT
2 stops30h 59m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/610:49 am
ONT
- IND
1 stop6h 15m
Frontier
Sat 9/124:12 pm
IND
- ONT
1 stop10h 35m
Frontier
Deal found 7/29![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:17 am
ONT
- IND
1 stop9h 57m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$270
Best flights from Ontario to IndianapolisDiscover carefully curated flight deals from Ontario to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Ontario to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:17 am
ONT
- IND
1 stop9h 57m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$270
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:40 am
ONT
- IND
2 stops8h 50m
Southwest
Tue 9/224:25 pm
IND
- ONT
2 stops7h 35m
Southwest
Deal found 7/26![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/191:18 pm
ONT
- IND
1 stop5h 54m
United Airlines
Tue 8/258:00 am
IND
- ONT
2 stops13h 11m
United Airlines
Deal found 7/27![United Airlines logo]()
$438
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:45 am
ONT
- IND
1 stop5h 45m
Southwest
Tue 9/17:10 pm
IND
- ONT
1 stop5h 50m
Southwest
Deal found 7/25![Southwest logo]()
$366
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
ONT
- IND
1 stop11h 08m
Frontier
Tue 8/188:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/30![Frontier logo]()
$368
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:15 pm
ONT
- IND
2 stops8h 20m
Southwest
Sat 8/2212:30 pm
IND
- ONT
2 stops8h 50m
Southwest
Deal found 7/25![Southwest logo]()
$376
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/189:15 am
ONT
- IND
2 stops11h 20m
United Airlines
Wed 8/198:00 am
IND
- ONT
1 stop7h 50m
United Airlines
Deal found 7/27![United Airlines logo]()
$438
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am
ONT
- IND
2 stops8h 15m
Southwest
Mon 10/56:45 pm
IND
- ONT
2 stops8h 00m
Southwest
Deal found 7/27![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:30 am
ONT
- IND
2 stops7h 00m
Southwest
Sun 9/67:15 am
IND
- ONT
2 stops7h 15m
Southwest
Deal found 7/25![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2412:50 pm
ONT
- IND
2 stops7h 55m
Southwest
Mon 12/287:10 pm
IND
- ONT
2 stops7h 45m
Southwest
Deal found 7/25![Southwest logo]()
$441
Last-minute flights from Ontario to IndianapolisDiscover last-minute flight deals from Ontario to Indianapolis. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated July 30, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
ONT
- IND
1 stop11h 08m
Frontier
Wed 8/198:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ONT
- IND
1 stop11h 04m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 7/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ONT
- IND
1 stop11h 04m
Frontier
Mon 8/248:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/29![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:17 am
ONT
- IND
1 stop9h 57m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/26![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 8/2410:49 am
ONT
- IND
1 stop6h 15m
Frontier
Wed 8/268:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 7/28![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/2510:59 am
ONT
- IND
2 stops27h 27m
Frontier
Tue 9/18:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 7/28![Frontier logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Wed 8/267:56 pm
ONT
- IND
1 stop21h 08m
Frontier
Wed 9/28:49 pm
IND
- ONT
2 stops16h 40m
Frontier
Deal found 7/27![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 8/2710:49 am
ONT
- IND
1 stop6h 15m
Frontier
Sun 8/308:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 7/28![Frontier logo]()
$247
One-way flights from Ontario to IndianapolisSearch for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:37 am
ONT
- IND
1 stop8h 37m
Frontier
Deal found 7/30![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:37 am
ONT
- IND
1 stop8h 37m
Frontier
Deal found 7/30![Frontier logo]()
$117
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am
ONT
- IND
1 stop11h 04m
Frontier
Deal found 7/30![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ONT
- IND
1 stop11h 04m
Frontier
Deal found 7/30![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 7/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:07 am
ONT
- IND
1 stop10h 13m
Frontier
Deal found 7/29![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am
ONT
- IND
1 stop6h 02m
Frontier
Deal found 7/26![Frontier logo]()
$125
This CheapOair deal was found by Cheapflights users on 7/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
ONT
- IND
1 stop25h 30m
Frontier
Deal found 7/30![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ONT
- IND
1 stop11h 04m
Frontier
Deal found 7/27![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 7/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:56 pm
ONT
- IND
1 stop16h 21m
Frontier
Deal found 7/25![Frontier logo]()
$130
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:45 am
ONT
- IND
1 stop24h 32m
Frontier
Deal found 7/28![Frontier logo]()
$134
Find flight deals from Ontario to Indianapolis
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $236 (Kiwi.com) |
One-way from | $119 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $440 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 July 30, 2026.
Use the filters below to find and compare flights from Ontario to Indianapolis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fri 8/21
8:17 am-9:14 pm
1 stop9h 57m
Indianapolis
Tue 8/25
8:49 pm-11:50 pm
1 stop6h 01m
$270
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Wed 9/16
6:40 am-6:30 pm
2 stops8h 50m
Indianapolis
Tue 9/22
4:25 pm-9:00 pm
2 stops7h 35m
$343
Quickest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Tue 8/18
5:45 am-2:30 pm
1 stop5h 45m
Indianapolis
Tue 9/1
7:10 pm-10:00 pm
1 stop5h 50m
$366
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fri 8/14
6:00 am-8:08 pm
1 stop11h 08m
Indianapolis
Tue 8/18
8:49 pm-11:50 pm
1 stop6h 01m
$368
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 8/20
1:15 pm-12:35 am
2 stops8h 20m
Indianapolis
Sat 8/22
12:30 pm-6:20 pm
2 stops8h 50m
$376
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 10/1
6:00 am-5:15 pm
2 stops8h 15m
Indianapolis
Mon 10/5
6:45 pm-11:45 pm
2 stops8h 00m
$376
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fri 9/4
8:30 am-6:30 pm
2 stops7h 00m
Indianapolis
Sun 9/6
7:15 am-11:30 am
2 stops7h 15m
$425
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Wed 8/19
1:18 pm-10:12 pm
1 stop5h 54m
Indianapolis
Tue 8/25
8:00 am-6:11 pm
2 stops13h 11m
$438
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Tue 8/18
9:15 am-11:35 pm
2 stops11h 20m
Indianapolis
Wed 8/19
8:00 am-12:50 pm
1 stop7h 50m
$438
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 12/24
12:50 pm-11:45 pm
2 stops7h 55m
Indianapolis
Mon 12/28
7:10 pm-11:55 pm
2 stops7h 45m
$441
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario 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 Ontario to Indianapolis in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Indianapolis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Indianapolis
Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Ontario with our price prediction graph.
ONT-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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Indianapolis
What is the cheapest month to book a flight from Ontario to Indianapolis?
Currently, February is the cheapest month in which you can book a flight from Ontario to Indianapolis (average of $256). Flying from Ontario to Indianapolis in June is currently the most expensive (average of $514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Ontario to Indianapolis?
Airfare is below average for this route at the moment.
Ontario to Indianapolis flights typically cost between $310 and $480 in October.The cheapest round-trip price found within the last 5 days was $234 on Frontier (Oct 1-Oct 6).
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 July 30, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Ontario 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.
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario 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
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Carmel
Noblesville
Bloomington
Speedway
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Top 5 airlines flying from Ontario to Indianapolis
Discover the top 5 airlines that operate flights from Ontario 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$165 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$357 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$462 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$422 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$448 | FlexibilityNo cancel fee | On-time63% |