$119+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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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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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 12, 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 12, 2026.
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:27 pm
ONT
- IND
1 stop6h 16m
American Airlines
Wed 8/127:29 am
IND
- ONT
1 stop7h 14m
American Airlines
Deal found 7/8![American Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 8/1311:47 am
ONT
- IND
1 stop8h 40m
Multiple Airlines
Mon 8/1712:20 pm
IND
- ONT
2 stops33h 41m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 7/9. 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 8/101:06 pm
ONT
- IND
1 stop7h 02m
Delta
Mon 8/177:50 am
IND
- ONT
1 stop7h 26m
Delta
Deal found 7/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 7/9. 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 8/112:10 pm
ONT
- IND
1 stop5h 50m
Southwest
Wed 8/191:05 pm
IND
- ONT
2 stops8h 20m
Southwest
Deal found 7/9![Southwest logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 10/111:16 am
ONT
- IND
1 stop9h 21m
Multiple Airlines
Sun 10/49:45 pm
IND
- ONT
1 stop15h 36m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:33 pm
ONT
- IND
1 stop8h 10m
American Airlines
Tue 8/115:04 am
IND
- ONT
2 stops9h 59m
American Airlines
Deal found 7/8![American Airlines logo]()
$286
This Southwest deal was found by Cheapflights users on 7/10. 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 10/1611:55 pm
ONT
- IND
1 stop9h 30m
Southwest
Tue 10/2011:00 am
IND
- ONT
2 stops7h 35m
Southwest
Deal found 7/10![Southwest logo]()
$288
This Frontier deal was found by Cheapflights users on 7/10. 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 8/56:00 am
ONT
- IND
1 stop11h 08m
Frontier
Wed 8/128:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 7/10![Frontier logo]()
$290
This Southwest deal was found by Cheapflights users on 7/10. 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 8/64:50 pm
ONT
- IND
1 stop5h 25m
Southwest
Mon 8/107:10 pm
IND
- ONT
1 stop5h 55m
Southwest
Deal found 7/10![Southwest logo]()
$292
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 12, 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 12, 2026.
This Delta deal was found by Cheapflights users on 7/10. 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 9/2110:00 pm
ONT
- IND
1 stop8h 36m
Delta
Tue 10/67:30 am
IND
- ONT
1 stop7h 52m
Delta
Deal found 7/10![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 7/10. 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 8/64:50 pm
ONT
- IND
1 stop5h 25m
Southwest
Mon 8/107:10 pm
IND
- ONT
1 stop5h 55m
Southwest
Deal found 7/10![Southwest logo]()
$292
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/266:08 am
ONT
- IND
1 stop6h 31m
United Airlines
Sat 8/297:00 am
IND
- ONT
2 stops11h 41m
United Airlines
Deal found 7/7![United Airlines logo]()
$376
This KAYAK deal was found by Cheapflights users on 7/10. 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.
Fri 9/42:27 pm
ONT
- IND
1 stop6h 16m
American Airlines
Mon 9/76:06 am
IND
- ONT
1 stop8h 57m
American Airlines
Deal found 7/10![American Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 7/9. 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 8/211:06 pm
ONT
- IND
1 stop7h 02m
Delta
Mon 8/247:50 am
IND
- ONT
1 stop7h 26m
Delta
Deal found 7/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 7/10. 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 8/1312:00 pm
ONT
- IND
2 stops9h 35m
Southwest
Mon 8/176:25 am
IND
- ONT
2 stops10h 00m
Southwest
Deal found 7/10![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 7/10. 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 8/61:06 pm
ONT
- IND
1 stop7h 02m
Delta
Wed 8/127:02 am
IND
- ONT
1 stop6h 40m
Delta
Deal found 7/10![Delta logo]()
$308
This Southwest deal was found by Cheapflights users on 7/9. 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 8/215:15 am
ONT
- IND
2 stops9h 55m
Southwest
Mon 8/245:25 pm
IND
- ONT
1 stop5h 55m
Southwest
Deal found 7/9![Southwest logo]()
$340
This United Airlines deal was found by Cheapflights users on 7/10. 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 8/115:00 am
ONT
- IND
1 stop6h 41m
United Airlines
Sat 8/157:00 am
IND
- ONT
2 stops11h 41m
United Airlines
Deal found 7/10![United Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 7/12. 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.
Mon 8/1012:00 pm
ONT
- IND
2 stops9h 35m
Southwest
Thu 8/136:25 am
IND
- ONT
2 stops10h 00m
Southwest
Deal found 7/12![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 7/10. 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 8/61:06 pm
ONT
- IND
1 stop7h 02m
Delta
Sun 8/166:00 am
IND
- ONT
1 stop7h 42m
Delta
Deal found 7/10![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/12. 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 9/26:08 am
ONT
- IND
2 stops13h 04m
United Airlines
Sun 9/611:38 am
IND
- ONT
2 stops12h 15m
United Airlines
Deal found 7/12![United Airlines logo]()
$440
Last-minute flights from Ontario to IndianapolisDiscover last-minute flight deals from Ontario to Indianapolis. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:27 pm
ONT
- IND
1 stop6h 16m
American Airlines
Wed 8/127:29 am
IND
- ONT
1 stop7h 14m
American Airlines
Deal found 7/8![American Airlines logo]()
$271
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:33 pm
ONT
- IND
1 stop8h 10m
American Airlines
Tue 8/115:04 am
IND
- ONT
2 stops9h 59m
American Airlines
Deal found 7/8![American Airlines logo]()
$286
This Frontier deal was found by Cheapflights users on 7/10. 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 8/56:00 am
ONT
- IND
1 stop11h 08m
Frontier
Wed 8/128:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 7/10![Frontier logo]()
$290
This Southwest deal was found by Cheapflights users on 7/10. 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 8/64:50 pm
ONT
- IND
1 stop5h 25m
Southwest
Mon 8/107:10 pm
IND
- ONT
1 stop5h 55m
Southwest
Deal found 7/10![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 7/9. 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 8/101:06 pm
ONT
- IND
1 stop7h 02m
Delta
Mon 8/177:50 am
IND
- ONT
1 stop7h 26m
Delta
Deal found 7/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 7/9. 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 8/112:10 pm
ONT
- IND
1 stop5h 50m
Southwest
Wed 8/191:05 pm
IND
- ONT
2 stops8h 20m
Southwest
Deal found 7/9![Southwest logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 8/1311:47 am
ONT
- IND
1 stop8h 40m
Multiple Airlines
Mon 8/1712:20 pm
IND
- ONT
2 stops33h 41m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 7/11![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/278:17 am
ONT
- IND
2 stops30h 09m
Frontier
Tue 9/88:49 pm
IND
- ONT
1 stop20h 08m
Frontier
Deal found 7/11![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/293:40 pm
ONT
- IND
1 stop18h 32m
Multiple Airlines
Mon 8/316:11 pm
IND
- ONT
2 stops32h 39m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$285
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 12, 2026.
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Trip.com deal was found by Cheapflights users on 7/10. 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.
Thu 8/1311:47 am
ONT
- IND
1 stop8h 40m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/193:40 pm
ONT
- IND
1 stop18h 32m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$120
This Trip.com deal was found by Cheapflights users on 7/11. 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.
Wed 10/76:00 am
ONT
- IND
1 stop10h 21m
Frontier
Deal found 7/11![Frontier logo]()
$135
This Delta deal was found by Cheapflights users on 7/8. 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 8/101:06 pm
ONT
- IND
1 stop7h 02m
Delta
Deal found 7/8![Delta logo]()
$139
This Super.com deal was found by Cheapflights users on 7/12. 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 7/12![Frontier logo]()
$141
This Super.com deal was found by Cheapflights users on 7/9. 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 8/199:37 am
ONT
- IND
1 stop8h 37m
Frontier
Deal found 7/9![Frontier logo]()
$143
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:11 pm
ONT
- IND
2 stops7h 47m
American Airlines
Deal found 7/9![American Airlines logo]()
$144
This Frontier deal was found by Cheapflights users on 7/9. 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 7/9![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 7/11. 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 9/232:55 pm
ONT
- IND
1 stop17h 30m
Frontier
Deal found 7/11![Frontier logo]()
$147
This Super.com deal was found by Cheapflights users on 7/12. 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 8/128:17 am
ONT
- IND
1 stop9h 58m
Frontier
Deal found 7/12![Frontier logo]()
$148
This Super.com deal was found by Cheapflights users on 7/10. 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 8/56:00 am
ONT
- IND
1 stop11h 08m
Frontier
Deal found 7/10![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 7/8. 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 8/46:00 am
ONT
- IND
1 stop11h 08m
Frontier
Deal found 7/8![Frontier logo]()
$150
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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (American Airlines) |
One-way from | $119 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $388 |
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 12, 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
Mon 9/21
10:00 pm-9:36 am
1 stop8h 36m
Indianapolis
Tue 10/6
7:30 am-12:22 pm
1 stop7h 52m
$277
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fri 8/21
1:06 pm-11:08 pm
1 stop7h 02m
Indianapolis
Mon 8/24
7:50 am-12:16 pm
1 stop7h 26m
$277
Quickest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 8/6
4:50 pm-1:15 am
1 stop5h 25m
Indianapolis
Mon 8/10
7:10 pm-10:05 pm
1 stop5h 55m
$292
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 8/13
12:00 pm-12:35 am
2 stops9h 35m
Indianapolis
Mon 8/17
6:25 am-1:25 pm
2 stops10h 00m
$302
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 8/6
1:06 pm-11:08 pm
1 stop7h 02m
Indianapolis
Wed 8/12
7:02 am-10:42 am
1 stop6h 40m
$308
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fri 8/21
5:15 am-6:10 pm
2 stops9h 55m
Indianapolis
Mon 8/24
5:25 pm-8:20 pm
1 stop5h 55m
$340
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mon 8/10
12:00 pm-12:35 am
2 stops9h 35m
Indianapolis
Thu 8/13
6:25 am-1:25 pm
2 stops10h 00m
$343
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Wed 8/26
6:08 am-3:39 pm
1 stop6h 31m
Indianapolis
Sat 8/29
7:00 am-3:41 pm
2 stops11h 41m
$376
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Thu 8/6
1:06 pm-11:08 pm
1 stop7h 02m
Indianapolis
Sun 8/16
6:00 am-10:42 am
1 stop7h 42m
$377
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Tue 8/11
5:00 am-2:41 pm
1 stop6h 41m
Indianapolis
Sat 8/15
7:00 am-3:41 pm
2 stops11h 41m
$413
Showing 1-10 of 24 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?
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 12, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican 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
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Crew
8.6
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
Fishers
Kokomo
Plainfield
Franklin
Mooresville
Anderson
Crawfordsville
Carmel
Noblesville
Bloomington
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Alternative routes for Ontario to Indianapolis
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Complete your trip
Complete your trip to Indianapolis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Indianapolis by cabin class
Find flights from Ontario 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 July 12, 2026.
Ontario and Indianapolis flights
Browse other Ontario and Indianapolis flight options. Last updated on July 12, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Ontario to Indianapolis
Discover the top 4 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$165 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$292 | Average$493 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$436 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$316 | Average$448 | FlexibilityNo cancel fee | On-time63% |