$79+ Cheap flights from Ontario (ONT) to Indiana
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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Indiana 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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Cheapest flights from Ontario to IndianaExplore the most affordable flight options available from Ontario to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from Ontario to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
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.
Thu 10/158:07 am
ONT
- IND
1 stop10h 13m
Frontier
Tue 10/208:16 pm
IND
- ONT
1 stop6h 39m
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 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.
Thu 8/276:00 am
ONT
- CVG
1 stop10h 35m
Frontier
Mon 8/318:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/30![Frontier logo]()
$246
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 8/2711:15 am
ONT
- CVG
1 stop6h 10m
Frontier
Sat 9/58:30 pm
CVG
- ONT
1 stop16h 34m
Frontier
Deal found 7/27![Frontier logo]()
$247
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 7/29. 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 8/203:40 pm
ONT
- CVG
1 stop25h 35m
Frontier
Wed 8/268:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/29![Frontier logo]()
$248
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.
Sat 10/36:15 am
ONT
- CVG
1 stop6h 56m
Frontier
Tue 10/612:43 pm
CVG
- ONT
2 stops38h 04m
Frontier
Deal found 7/28![Frontier logo]()
$249
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.
Thu 10/18:24 pm
ONT
- CVG
1 stop7h 23m
Frontier
Mon 10/512:43 pm
CVG
- ONT
2 stops38h 04m
Frontier
Deal found 7/27![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.
Wed 8/199:37 am
ONT
- IND
1 stop8h 37m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/27![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 8/1. 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.
Sat 8/296:00 am
ONT
- IND
1 stop11h 04m
Frontier
Mon 8/318:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 8/1![Frontier logo]()
$251
This Frontier 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 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 7/28![Frontier logo]()
$252
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.
Thu 9/36:00 am
ONT
- IND
1 stop11h 04m
Frontier
Tue 9/88:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/30![Frontier logo]()
$254
Best flights from Ontario to IndianaDiscover carefully curated flight deals from Ontario to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Ontario to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 8/311:18 pm
ONT
- ORD
1 stop6h 42m
United Airlines
Thu 9/38:06 pm
ORD
- ONT
Nonstop4h 29m
United Airlines
Deal found 7/31![United Airlines logo]()
$279
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.
Thu 11/511:19 am
ONT
- RFD
1 stop6h 43m
Multiple Airlines
Sun 11/81:08 pm
RFD
- ONT
2 stops36h 47m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$280
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 Delta deal was found by Cheapflights users on 7/31. 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 8/317:05 am
ONT
- ORD
1 stop7h 46m
Delta
Thu 9/38:28 am
ORD
- ONT
2 stops9h 56m
Delta
Deal found 7/31![Delta logo]()
$294
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 9/1011:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Thu 9/172:00 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 7/27![Southwest logo]()
$300
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:15 am
ONT
- FWA
2 stops12h 28m
American Airlines
Wed 9/26:00 am
FWA
- ONT
1 stop6h 34m
American Airlines
Deal found 7/29![American Airlines logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 9/193:14 pm
ONT
- ORD
1 stop13h 06m
Alaska Airlines
Mon 9/216:00 am
ORD
- ONT
2 stops12h 10m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$435
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 11/1211:19 am
ONT
- RFD
1 stop6h 43m
Multiple Airlines
Sun 11/158:37 pm
RFD
- ONT
2 stops19h 03m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$293
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.
Sat 10/316:30 am
ONT
- MDW
Nonstop3h 50m
Southwest
Sat 11/710:25 am
MDW
- ONT
Nonstop4h 20m
Southwest
Deal found 7/27![Southwest logo]()
$301
This Frontier deal was found by Cheapflights users on 8/1. 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 8/276:00 am
ONT
- CVG
1 stop10h 35m
Frontier
Sun 8/308:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 8/1![Frontier logo]()
$312
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:00 pm
ONT
- MDW
1 stop9h 59m
Delta
Tue 9/110:54 am
MDW
- ONT
2 stops13h 29m
Delta
Deal found 7/28![Delta logo]()
$314
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.
Thu 9/108:00 am
ONT
- RFD
1 stop10h 39m
Multiple Airlines
Sun 9/139:29 pm
RFD
- ONT
1 stop15h 53m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/21:18 pm
ONT
- SDF
1 stop6h 13m
United Airlines
Wed 9/168:00 am
SDF
- ONT
2 stops13h 16m
United Airlines
Deal found 7/31![United Airlines logo]()
$330
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:40 am
ONT
- SDF
2 stops7h 55m
Southwest
Wed 9/1610:50 am
SDF
- ONT
2 stops14h 15m
Southwest
Deal found 7/29![Southwest logo]()
$305
This Frontier deal was found by Cheapflights users on 7/31. 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 8/196:00 am
ONT
- CVG
1 stop10h 25m
Frontier
Sat 8/228:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/31![Frontier logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/172:30 pm
ONT
- RFD
2 stops25h 41m
Multiple Airlines
Sun 9/209:29 pm
RFD
- ONT
1 stop11h 35m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$297
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Fri 11/610:15 am
MDW
- ONT
2 stops7h 10m
Southwest
Deal found 7/30![Southwest logo]()
$312
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:18 pm
ONT
- ORD
1 stop6h 11m
United Airlines
Thu 8/208:06 pm
ORD
- ONT
Nonstop4h 29m
United Airlines
Deal found 7/28![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 8/1. 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 8/2410:00 pm
ONT
- SBN
1 stop10h 11m
Delta
Sun 8/306:00 am
SBN
- ONT
1 stop7h 42m
Delta
Deal found 8/1![Delta logo]()
$359
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.
Thu 8/2011:15 am
ONT
- RFD
1 stop7h 30m
Multiple Airlines
Sun 8/239:35 pm
RFD
- ONT
1 stop12h 28m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 7/31. 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 9/711:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Wed 9/95:25 pm
MDW
- ONT
Nonstop4h 15m
Southwest
Deal found 7/31![Southwest logo]()
$315
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.
Mon 8/241:18 pm
ONT
- ORD
1 stop8h 41m
United Airlines
Wed 9/28:06 pm
ORD
- ONT
Nonstop4h 29m
United Airlines
Deal found 7/27![United Airlines logo]()
$349
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 am
ONT
- FWA
2 stops14h 11m
American Airlines
Mon 10/56:37 pm
FWA
- ONT
1 stop8h 15m
American Airlines
Deal found 7/28![American Airlines logo]()
$433
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:15 pm
ONT
- DAY
1 stop8h 23m
Delta
Fri 12/113:22 pm
DAY
- ONT
1 stop9h 37m
Delta
Deal found 7/28![Delta logo]()
$359
This Expedia deal was found by Cheapflights users on 8/1. 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.
Wed 8/199:37 am
ONT
- IND
1 stop8h 37m
Frontier
Fri 8/218:49 pm
IND
- ONT
1 stop16h 15m
Frontier
Deal found 8/1![Frontier logo]()
$368
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 10/2911:19 am
ONT
- RFD
1 stop6h 11m
Multiple Airlines
Sun 11/81:08 pm
RFD
- ONT
2 stops50h 32m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$315
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Fri 10/233:45 pm
MDW
- ONT
2 stops8h 30m
Southwest
Deal found 7/30![Southwest logo]()
$316
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:00 am
ONT
- SBN
2 stops11h 05m
Delta
Tue 12/16:00 am
SBN
- ONT
1 stop8h 10m
Delta
Deal found 7/27![Delta logo]()
$364
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.
Sun 8/306:00 am
ONT
- FWA
2 stops13h 12m
United Airlines
Sat 9/57:39 am
FWA
- ONT
2 stops11h 02m
United Airlines
Deal found 7/27![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 12/510:34 pm
ONT
- EVV
1 stop10h 05m
American Airlines
Sat 12/123:50 pm
EVV
- ONT
1 stop8h 29m
American Airlines
Deal found 7/31![American Airlines logo]()
$481
Last-minute flights from Ontario to IndianaDiscover last-minute flight deals from Ontario to Indiana. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indiana. Data last updated August 1, 2026 and is based on user searches.
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.
Wed 8/199:37 am
ONT
- IND
1 stop8h 37m
Frontier
Tue 8/258:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/27![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 7/29. 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 8/203:40 pm
ONT
- CVG
1 stop25h 35m
Frontier
Wed 8/268:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/29![Frontier logo]()
$248
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.
Thu 8/203:40 pm
ONT
- CVG
1 stop25h 35m
Frontier
Sat 8/228:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/30![Frontier logo]()
$256
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 8/218:17 am
ONT
- IND
1 stop9h 57m
Frontier
Mon 8/248:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 7/30![Frontier logo]()
$262
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 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.
Thu 8/276:00 am
ONT
- CVG
1 stop10h 35m
Frontier
Mon 8/318:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 7/30![Frontier logo]()
$246
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 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.
Fri 8/2810:17 pm
ONT
- CVG
1 stop18h 58m
Frontier
Mon 8/3112:26 pm
CVG
- ONT
2 stops24h 38m
Frontier
Deal found 7/30![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Fri 8/2810:17 pm
ONT
- CVG
1 stop18h 58m
Frontier
Fri 9/412:26 pm
CVG
- ONT
2 stops38h 24m
Frontier
Deal found 7/31![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 8/1. 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.
Sat 8/296:00 am
ONT
- IND
1 stop11h 04m
Frontier
Mon 8/318:49 pm
IND
- ONT
1 stop6h 01m
Frontier
Deal found 8/1![Frontier logo]()
$251
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.
Sat 8/296:00 am
ONT
- CVG
1 stop10h 25m
Frontier
Sat 9/1211:09 am
CVG
- ONT
1 stop8h 37m
Frontier
Deal found 7/30![Frontier logo]()
$260
One-way flights from Ontario to IndianaSearch for one-way flight options from Ontario to Indiana. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Ontario to Indiana. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Super.com deal was found by Cheapflights users on 7/31. 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.
Mon 9/218:24 pm
ONT
- ORD
1 stop7h 14m
Frontier
Deal found 7/31![Frontier logo]()
$79
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.
Thu 8/278:17 am
ONT
- ORD
1 stop9h 58m
Frontier
Deal found 7/30![Frontier logo]()
$80
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.
Mon 8/319:33 am
ONT
- ORD
1 stop13h 16m
Frontier
Deal found 7/30![Frontier logo]()
$85
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.
Thu 8/278:17 am
ONT
- MDW
1 stop10h 14m
Frontier
Deal found 7/30![Frontier logo]()
$86
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:33 am
ONT
- ORD
1 stop13h 16m
Frontier
Deal found 7/30![Frontier logo]()
$86
This Super.com deal was found by Cheapflights users on 7/31. 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 8/259:37 am
ONT
- ORD
1 stop8h 38m
Frontier
Deal found 7/31![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 8/1. 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 9/288:24 pm
ONT
- ORD
1 stop7h 14m
Frontier
Deal found 8/1![Frontier logo]()
$95
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:15 am
ONT
- ORD
1 stop16h 08m
Frontier
Deal found 7/29![Frontier logo]()
$98
This Super.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/248:17 am
ONT
- MDW
1 stop10h 14m
Frontier
Deal found 7/31![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 7/31. 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 9/2411:45 am
ONT
- ORD
1 stop10h 38m
Frontier
Deal found 7/31![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 8/1. 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 10/82:58 pm
ONT
- ORD
1 stop18h 59m
Frontier
Deal found 8/1![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 8/1. 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 9/295:44 pm
ONT
- ORD
1 stop9h 54m
Frontier
Deal found 8/1![Frontier logo]()
$101
Find flight deals from Ontario to Indiana
Keep the following information in mind while searching for Ontario to Indiana flight deals. Data was last updated August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (Expedia) |
One-way from | $79 (Super.com) |
Popular in | April |
Cheapest in | September |
Average price | $345 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Indiana 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 1, 2026.
Use the filters below to find and compare flights from Ontario to Indiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioChicago
ONT - ORD
ONTORD
Ontario
Mon 8/31
1:18 pm-10:00 pm
1 stop6h 42m
Chicago O'Hare Intl
Thu 9/3
8:06 pm-10:35 pm
Nonstop4h 29m
$279
OntarioChicago
ONT - RFD
ONTRFD
Ontario
Thu 11/5
11:19 am-8:02 pm
1 stop6h 43m
Chicago Greater Rockford
Sun 11/8
1:08 pm-11:55 pm
2 stops36h 47m
$280
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Wed 8/26
7:56 pm-8:04 pm
1 stop21h 08m
Indianapolis
Wed 9/2
8:49 pm-10:29 am
2 stops16h 40m
$284
OntarioChicago
ONT - RFD
ONTRFD
Ontario
Thu 11/12
11:19 am-8:02 pm
1 stop6h 43m
Chicago Greater Rockford
Sun 11/15
8:37 pm-1:40 pm
2 stops19h 03m
$293
OntarioChicago
ONT - ORD
ONTORD
Ontario
Mon 8/31
7:05 am-4:51 pm
1 stop7h 46m
Chicago O'Hare Intl
Thu 9/3
8:28 am-4:24 pm
2 stops9h 56m
$294
OntarioChicago
ONT - RFD
ONTRFD
Ontario
Thu 9/10
8:00 am-8:39 pm
1 stop10h 39m
Chicago Greater Rockford
Sun 9/13
9:29 pm-11:22 am
1 stop15h 53m
$294
OntarioChicago
ONT - RFD
ONTRFD
Ontario
Thu 9/17
2:30 pm-6:11 pm
2 stops25h 41m
Chicago Greater Rockford
Sun 9/20
9:29 pm-7:04 am
1 stop11h 35m
$297
Quickest round-trip
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Thu 9/10
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Thu 9/17
2:00 pm-4:10 pm
Nonstop4h 10m
$300
OntarioChicago
ONT - RFD
ONTRFD
Ontario
Thu 8/20
11:15 am-8:45 pm
1 stop7h 30m
Chicago Greater Rockford
Sun 8/23
9:35 pm-8:03 am
1 stop12h 28m
$300
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Sat 10/31
6:30 am-12:20 pm
Nonstop3h 50m
Chicago Midway
Sat 11/7
10:25 am-12:45 pm
Nonstop4h 20m
$301
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Indiana
Have a flexible travel schedule? Discover the best time to fly to Indiana from Ontario with our price prediction graph.
ONT-ORD
ONT-MDW
ONT-IND
ONT-CVG
ONT-FWA
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 Indiana
ONT-USIN
ONT-ORD
ONT-MDW
ONT-IND
ONT-CVG
What is the cheapest month to book a flight from Ontario to Indiana?
Currently, February is the cheapest month in which you can book a flight from Ontario to Indiana (average of $314). Flying from Ontario to Indiana in July is currently the most expensive (average of $516). 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 Indiana?
Airfare is below average for this route at the moment.
Ontario to Indiana 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 15-Oct 20).
Reviews of airlines servicing Indiana
Get insights into the airlines that provide service to Indiana. 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 Indiana. Reviews last updated August 1, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Indiana have to say. 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
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
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 Indiana. 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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Alternative routes for Ontario to Indiana
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Indiana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Indiana by cabin class
Find flights from Ontario to Indiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Indiana flights
Browse other Ontario and Indiana flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Indiana flights
Consider these flights traveling from Ontario to Indiana.
Top 5 airlines flying from Ontario to Indiana
Discover the top 5 airlines that operate flights from Ontario to Indiana. 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 1, 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$288 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$480 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$448 | FlexibilityNo cancel fee | On-time63% |