$59+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Jun 5 — Jun 121
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
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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 May 6, 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 May 6, 2026.
This Frontier deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 5/308:39 pm
IND
- ONT
1 stop6h 10m
Frontier
Deal found 5/3![Frontier logo]()
$185
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Mon 6/18:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/3![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:50 am
ONT
- CVG
2 stops21h 51m
Frontier
Fri 5/298:40 pm
CVG
- ONT
1 stop14h 24m
Frontier
Deal found 5/3![Frontier logo]()
$205
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:39 pm
ONT
- CVG
1 stop23h 56m
Frontier
Tue 6/28:36 pm
CVG
- ONT
1 stop16h 29m
Frontier
Deal found 5/3![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:50 am
ONT
- IND
1 stop6h 04m
Frontier
Tue 6/98:51 pm
IND
- ONT
1 stop5h 58m
Frontier
Deal found 5/4![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Thu 5/288:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/4![Frontier logo]()
$216
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:50 am
ONT
- IND
1 stop6h 04m
Frontier
Fri 5/298:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/1![Frontier logo]()
$217
This CheapOair deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 6/68:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/4![Frontier logo]()
$220
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
ONT
- CVG
1 stop10h 31m
Frontier
Sat 6/68:36 pm
CVG
- ONT
1 stop16h 29m
Frontier
Deal found 5/1![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ONT
- CVG
1 stop10h 31m
Frontier
Mon 8/248:36 pm
CVG
- ONT
1 stop6h 13m
Frontier
Deal found 5/4![Frontier logo]()
$224
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 6/138:51 pm
IND
- ONT
1 stop5h 58m
Frontier
Deal found 5/4![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:50 am
ONT
- CVG
2 stops21h 51m
Frontier
Sun 5/318:40 pm
CVG
- ONT
1 stop21h 29m
Frontier
Deal found 5/3![Frontier logo]()
$226
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 May 6, 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 May 6, 2026.
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:30 am
ONT
- MDW
1 stop5h 40m
Southwest
Tue 6/305:25 am
MDW
- ONT
1 stop5h 50m
Southwest
Deal found 5/2![Southwest logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:40 pm
ONT
- IND
2 stops16h 25m
Frontier
Tue 8/48:53 pm
IND
- ONT
1 stop16h 10m
Frontier
Deal found 5/6![Frontier logo]()
$302
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ONT
- AZO
2 stops8h 23m
Delta
Sun 8/306:05 pm
AZO
- ONT
2 stops8h 29m
Delta
Deal found 5/4![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:10 am
ONT
- ORD
Nonstop4h 15m
United Airlines
Sat 8/18:18 pm
ORD
- ONT
Nonstop4h 33m
United Airlines
Deal found 5/2![United Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
ONT
- SBN
1 stop7h 23m
American Airlines
Sat 5/1612:27 pm
SBN
- ONT
1 stop9h 11m
American Airlines
Deal found 5/1![American Airlines logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am
ONT
- ORD
1 stop10h 20m
Alaska Airlines
Sun 10/116:00 am
ORD
- ONT
1 stop9h 19m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$507
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:00 pm
ONT
- SBN
1 stop10h 00m
Delta
Wed 8/56:00 am
SBN
- ONT
1 stop7h 42m
Delta
Deal found 5/2![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 5/5. 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 10/1211:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Fri 10/166:00 am
MDW
- ONT
1 stop5h 50m
Southwest
Deal found 5/5![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:00 pm
ONT
- DAY
1 stop9h 30m
Delta
Sat 5/306:00 am
DAY
- ONT
1 stop7h 57m
Delta
Deal found 5/5![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:00 pm
ONT
- MDW
2 stops13h 19m
Delta
Sat 5/309:23 am
MDW
- ONT
2 stops8h 54m
Delta
Deal found 5/2![Delta logo]()
$353
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3011:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Fri 7/36:40 pm
MDW
- ONT
1 stop5h 30m
Southwest
Deal found 5/4![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:30 am
ONT
- ORD
Nonstop4h 15m
United Airlines
Tue 6/27:05 am
ORD
- ONT
1 stop7h 39m
United Airlines
Deal found 5/1![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:05 pm
ONT
- DAY
2 stops14h 22m
Delta
Mon 10/262:55 pm
DAY
- ONT
1 stop10h 19m
Delta
Deal found 5/5![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sun 7/1911:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Wed 7/223:50 pm
MDW
- ONT
Nonstop4h 05m
Southwest
Deal found 5/5![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:44 pm
ONT
- ORD
1 stop7h 14m
United Airlines
Mon 8/173:50 pm
ORD
- ONT
Nonstop4h 29m
United Airlines
Deal found 5/1![United Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:11 pm
ONT
- EVV
2 stops8h 20m
American Airlines
Mon 7/275:14 pm
EVV
- ONT
1 stop8h 45m
American Airlines
Deal found 5/4![American Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:00 pm
ONT
- SDF
1 stop7h 56m
Delta
Thu 6/43:29 pm
SDF
- ONT
1 stop9h 19m
Delta
Deal found 5/2![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/812:00 pm
ONT
- IND
2 stops10h 40m
Southwest
Tue 6/165:05 pm
IND
- ONT
2 stops8h 05m
Southwest
Deal found 5/4![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Thu 6/256:10 am
ONT
- ORD
Nonstop4h 15m
United Airlines
Wed 7/158:18 pm
ORD
- ONT
Nonstop4h 33m
United Airlines
Deal found 5/5![United Airlines logo]()
$448
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/282:18 pm
ONT
- FWA
1 stop6h 22m
American Airlines
Sat 7/115:43 pm
FWA
- ONT
1 stop7h 51m
American Airlines
Deal found 5/1![American Airlines logo]()
$512
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:00 am
ONT
- ORD
2 stops12h 58m
Delta
Mon 9/2811:30 am
ORD
- ONT
2 stops12h 26m
Delta
Deal found 5/4![Delta logo]()
$357
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am
ONT
- FWA
1 stop7h 55m
United Airlines
Tue 9/11:41 pm
FWA
- ONT
1 stop7h 38m
United Airlines
Deal found 5/3![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Tue 6/237:00 am
MDW
- ONT
1 stop7h 40m
Southwest
Deal found 5/1![Southwest logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:32 pm
ONT
- FWA
2 stops13h 56m
Alaska Airlines
Tue 7/75:49 am
FWA
- ONT
2 stops13h 41m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$636
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:18 pm
ONT
- DAY
1 stop6h 11m
United Airlines
Sat 8/291:45 pm
DAY
- ONT
1 stop7h 34m
United Airlines
Deal found 5/2![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1610:22 am
ONT
- AZO
2 stops11h 09m
American Airlines
Sat 6/203:46 pm
AZO
- ONT
2 stops9h 16m
American Airlines
Deal found 5/2![American Airlines logo]()
$563
This Southwest deal was found by Cheapflights users on 5/5. 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 7/292:50 pm
ONT
- IND
1 stop6h 25m
Southwest
Sat 8/15:20 pm
IND
- ONT
1 stop8h 30m
Southwest
Deal found 5/5![Southwest logo]()
$436
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:18 pm
ONT
- DAY
1 stop6h 11m
United Airlines
Sat 8/291:45 pm
DAY
- ONT
1 stop7h 34m
United Airlines
Deal found 5/4![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/5. 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 5/286:45 am
ONT
- IND
2 stops13h 19m
Delta
Sat 5/307:16 am
IND
- ONT
2 stops12h 01m
Delta
Deal found 5/5![Delta logo]()
$411
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:11 pm
ONT
- AZO
2 stops8h 20m
American Airlines
Sat 6/203:46 pm
AZO
- ONT
2 stops9h 16m
American Airlines
Deal found 5/2![American Airlines logo]()
$563
Last-minute flights from Ontario to IndianaDiscover last-minute flight deals from Ontario to Indiana. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indiana. Data last updated May 6, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
ONT
- CVG
1 stop10h 31m
Frontier
Tue 5/268:36 pm
CVG
- ONT
1 stop16h 29m
Frontier
Deal found 5/3![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 5/308:39 pm
IND
- ONT
1 stop6h 10m
Frontier
Deal found 5/3![Frontier logo]()
$185
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Mon 6/18:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/3![Frontier logo]()
$196
This CheapOair deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- IND
1 stop10h 54m
Frontier
Thu 5/288:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/4![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:50 am
ONT
- CVG
2 stops21h 51m
Frontier
Fri 5/298:40 pm
CVG
- ONT
1 stop14h 24m
Frontier
Deal found 5/3![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:50 am
ONT
- CVG
2 stops21h 51m
Frontier
Sun 5/318:40 pm
CVG
- ONT
1 stop21h 29m
Frontier
Deal found 5/3![Frontier logo]()
$226
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:39 pm
ONT
- CVG
1 stop23h 56m
Frontier
Tue 6/28:36 pm
CVG
- ONT
1 stop16h 29m
Frontier
Deal found 5/3![Frontier logo]()
$210
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:50 am
ONT
- IND
1 stop6h 04m
Frontier
Fri 5/298:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/1![Frontier logo]()
$217
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
ONT
- CVG
1 stop10h 31m
Frontier
Sat 6/68:36 pm
CVG
- ONT
1 stop16h 29m
Frontier
Deal found 5/1![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:50 am
ONT
- IND
1 stop6h 04m
Frontier
Tue 6/98:51 pm
IND
- ONT
1 stop5h 58m
Frontier
Deal found 5/4![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 6/68:39 pm
IND
- ONT
1 stop16h 26m
Frontier
Deal found 5/4![Frontier logo]()
$220
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
ONT
- IND
1 stop10h 54m
Frontier
Sat 6/138:51 pm
IND
- ONT
1 stop5h 58m
Frontier
Deal found 5/4![Frontier logo]()
$224
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 May 6, 2026.
Search for one-way flight options from Ontario to Indiana. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Trip.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
ONT
- ORD
1 stop8h 03m
Frontier
Deal found 5/4![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/36:00 am
ONT
- ORD
1 stop12h 32m
Frontier
Deal found 5/5![Frontier logo]()
$82
This Southwest deal was found by Cheapflights users on 5/5. 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 6/211:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Deal found 5/5![Southwest logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:06 pm
ONT
- ORD
1 stop24h 55m
Frontier
Deal found 5/3![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 5/5. 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 7/2110:49 am
ONT
- ORD
1 stop8h 03m
Frontier
Deal found 5/5![Frontier logo]()
$104
This Super.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:50 am
ONT
- IND
1 stop6h 04m
Frontier
Deal found 5/6![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 5/5. 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 6/1010:50 am
ONT
- IND
1 stop6h 16m
Frontier
Deal found 5/5![Frontier logo]()
$105
This Trip.com deal was found by Cheapflights users on 5/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:06 pm
ONT
- ORD
1 stop24h 55m
Frontier
Deal found 5/1![Frontier logo]()
$109
This Super.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
ONT
- IND
1 stop10h 54m
Frontier
Deal found 5/4![Frontier logo]()
$109
This Southwest deal was found by Cheapflights users on 5/5. 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 8/48:25 am
ONT
- MDW
1 stop8h 45m
Southwest
Deal found 5/5![Southwest logo]()
$110
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
ONT
- CVG
1 stop27h 00m
Frontier
Deal found 5/3![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 5/5. 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 7/143:40 pm
ONT
- ORD
1 stop11h 48m
Frontier
Deal found 5/5![Frontier logo]()
$111
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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $185 (Frontier) |
One-way from | $59 (Trip.com) |
Popular in | April |
Cheapest in | August |
Average price | $419 |
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 May 6, 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 - MDW
ONTMDW
Ontario
Mon 6/1
5:30 am-1:10 pm
1 stop5h 40m
Chicago Midway
Tue 6/30
5:25 am-9:15 am
1 stop5h 50m
$283
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Tue 7/28
3:40 pm-11:05 am
2 stops16h 25m
Indianapolis
Tue 8/4
8:53 pm-10:03 am
1 stop16h 10m
$302
OntarioKalamazoo
ONT - AZO
ONTAZO
Ontario
Fri 8/28
6:00 am-5:23 pm
2 stops8h 23m
Kalamazoo Intl
Sun 8/30
6:05 pm-11:34 pm
2 stops8h 29m
$349
OntarioSouth Bend
ONT - SBN
ONTSBN
Ontario
Tue 7/28
10:00 pm-11:00 am
1 stop10h 00m
South Bend/Michiana
Wed 8/5
6:00 am-10:42 am
1 stop7h 42m
$349
OntarioDayton
ONT - DAY
ONTDAY
Ontario
Tue 5/26
10:00 pm-10:30 am
1 stop9h 30m
Dayton
Sat 5/30
6:00 am-10:57 am
1 stop7h 57m
$349
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Sat 5/23
10:00 pm-1:19 pm
2 stops13h 19m
Chicago Midway
Sat 5/30
9:23 am-4:17 pm
2 stops8h 54m
$353
OntarioDayton
ONT - DAY
ONTDAY
Ontario
Sat 10/24
5:05 pm-10:27 am
2 stops14h 22m
Dayton
Mon 10/26
2:55 pm-10:14 pm
1 stop10h 19m
$354
OntarioLouisville
ONT - SDF
ONTSDF
Ontario
Mon 6/1
10:00 pm-8:56 am
1 stop7h 56m
Louisville Intl
Thu 6/4
3:29 pm-9:48 pm
1 stop9h 19m
$355
OntarioChicago
ONT - ORD
ONTORD
Ontario
Tue 9/22
7:00 am-9:58 pm
2 stops12h 58m
Chicago O'Hare Intl
Mon 9/28
11:30 am-9:56 pm
2 stops12h 26m
$357
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Mon 10/12
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Fri 10/16
6:00 am-9:50 am
1 stop5h 50m
$382
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-MDW
ONT-CVG
ONT-ORD
ONT-SBN
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 Indiana
ONT-USIN
ONT-MDW
ONT-CVG
ONT-ORD
ONT-SBN
How far ahead should I book a flight from Ontario to Indiana?
Booking 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Indiana. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Ontario to Indiana?
Currently, May is the cheapest month in which you can book a flight from Ontario to Indiana (average of $107). Flying from Ontario to Indiana in January is currently the most expensive (average of $292). 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?
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 May 6, 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.
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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 May 6, 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 May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$239 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$276 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$481 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$523 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$435 | FlexibilityNo cancel fee | On-time63% |