$122+ Cheap flights from Cincinnati to Ontario (CVG - ONT)
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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — ONT
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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Find cheap flights from Cincinnati to Ontario 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Cincinnati to Ontario
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Cheapest flights from Cincinnati to OntarioExplore the most affordable flight options available from Cincinnati to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
Explore the most affordable flight options available from Cincinnati to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
This Frontier deal was found by Cheapflights users on 7/1. 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 8/118:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Wed 8/126:00 am
ONT
- CVG
1 stop10h 29m
Frontier
Deal found 7/1![Frontier logo]()
$248
This Frontier deal was found by Cheapflights users on 6/29. 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.
Wed 7/298:36 pm
CVG
- ONT
1 stop6h 14m
Frontier
Sat 8/86:00 am
ONT
- CVG
1 stop10h 29m
Frontier
Deal found 6/29![Frontier logo]()
$253
This Booking.com deal was found by Cheapflights users on 7/1. 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.
Tue 7/288:36 pm
CVG
- ONT
1 stop16h 28m
Frontier
Sun 8/28:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$255
This Booking.com deal was found by Cheapflights users on 7/1. 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.
Thu 7/309:30 pm
CVG
- ONT
1 stop13h 33m
Frontier
Sun 8/28:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 6/30. 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.
Sat 10/312:25 pm
CVG
- ONT
1 stop14h 30m
Frontier
Sat 10/1011:38 am
ONT
- CVG
1 stop9h 51m
Frontier
Deal found 6/30![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 6/27. 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.
Sat 8/228:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Thu 8/2711:15 am
ONT
- CVG
1 stop6h 10m
Frontier
Deal found 6/27![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 6/28. 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 8/208:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Mon 8/246:00 am
ONT
- CVG
1 stop10h 25m
Frontier
Deal found 6/28![Frontier logo]()
$264
This Super.com deal was found by Cheapflights users on 7/1. 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.
Wed 8/128:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Fri 8/148:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$265
This CheapOair deal was found by Cheapflights users on 6/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:36 pm
CVG
- ONT
1 stop16h 28m
Frontier
Wed 7/291:38 pm
ONT
- CVG
1 stop27h 47m
Frontier
Deal found 6/28![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/1. 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 10/246:05 am
CVG
- ONT
1 stop7h 38m
Frontier
Wed 11/46:15 am
ONT
- CVG
1 stop11h 14m
Frontier
Deal found 7/1![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 7/258:26 pm
CVG
- ONT
1 stop16h 38m
Multiple Airlines
Wed 7/296:00 am
ONT
- CVG
1 stop27h 31m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$272
This Frontier deal was found by Cheapflights users on 6/30. 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 10/106:05 am
CVG
- ONT
1 stop7h 38m
Frontier
Mon 10/262:55 pm
ONT
- CVG
1 stop6h 34m
Frontier
Deal found 6/30![Frontier logo]()
$278
Best flights from Cincinnati to OntarioDiscover carefully curated flight deals from Cincinnati to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
Discover carefully curated flight deals from Cincinnati to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 8/115:40 am
CVG
- ONT
1 stop8h 02m
Delta
Tue 8/181:06 pm
ONT
- CVG
1 stop6h 35m
Delta
Deal found 7/1![Delta logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 7/2312:18 pm
CVG
- ONT
2 stops22h 14m
Frontier
Tue 7/286:00 am
ONT
- CVG
1 stop10h 31m
Frontier
Deal found 6/27![Frontier logo]()
$381
This Southwest deal was found by Cheapflights users on 6/29. 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 9/307:00 am
CVG
- ONT
2 stops8h 30m
Southwest
Sun 10/49:30 pm
ONT
- CVG
2 stops9h 25m
Southwest
Deal found 6/29![Southwest logo]()
$437
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 11/192:05 pm
CVG
- ONT
1 stop7h 24m
United Airlines
Sun 11/226:00 am
ONT
- CVG
1 stop6h 49m
United Airlines
Deal found 7/2![United Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am
CVG
- ONT
1 stop8h 08m
Delta
Thu 10/2911:15 pm
ONT
- CVG
1 stop6h 39m
Delta
Deal found 6/29![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Sun 8/238:00 am
CVG
- ONT
1 stop7h 50m
United Airlines
Sat 8/295:00 am
ONT
- CVG
2 stops11h 12m
United Airlines
Deal found 7/2![United Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:05 pm
CVG
- ONT
2 stops10h 15m
Southwest
Sun 8/238:50 pm
ONT
- CVG
2 stops10h 35m
Southwest
Deal found 6/28![Southwest logo]()
$497
This United Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:00 am
CVG
- ONT
2 stops13h 11m
United Airlines
Wed 8/121:18 pm
ONT
- CVG
1 stop6h 12m
United Airlines
Deal found 6/27![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 6/28. 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 12/257:55 pm
CVG
- ONT
1 stop6h 53m
Delta
Tue 12/296:00 am
ONT
- CVG
1 stop6h 09m
Delta
Deal found 6/28![Delta logo]()
$487
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:00 am
CVG
- ONT
1 stop7h 50m
United Airlines
Sat 8/295:00 am
ONT
- CVG
2 stops11h 12m
United Airlines
Deal found 6/29![United Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Sun 8/235:25 am
CVG
- ONT
2 stops10h 25m
United Airlines
Wed 8/267:00 am
ONT
- CVG
1 stop9h 12m
United Airlines
Deal found 7/1![United Airlines logo]()
$532
Last-minute flights from Cincinnati to OntarioDiscover last-minute flight deals from Cincinnati to Ontario. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from Cincinnati to Ontario. Data last updated July 2, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:36 pm
CVG
- ONT
1 stop16h 28m
Frontier
Wed 7/291:38 pm
ONT
- CVG
1 stop27h 47m
Frontier
Deal found 6/28![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/258:26 pm
CVG
- ONT
1 stop16h 38m
Frontier
Wed 7/291:38 pm
ONT
- CVG
1 stop27h 47m
Frontier
Deal found 6/30![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 7/258:26 pm
CVG
- ONT
1 stop16h 38m
Multiple Airlines
Wed 7/296:00 am
ONT
- CVG
1 stop27h 31m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$272
This Booking.com deal was found by Cheapflights users on 7/1. 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.
Tue 7/288:36 pm
CVG
- ONT
1 stop16h 28m
Frontier
Sun 8/28:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 6/29. 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.
Wed 7/298:36 pm
CVG
- ONT
1 stop6h 14m
Frontier
Wed 8/56:00 am
ONT
- CVG
1 stop10h 29m
Frontier
Deal found 6/29![Frontier logo]()
$253
This Booking.com deal was found by Cheapflights users on 7/1. 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.
Thu 7/309:30 pm
CVG
- ONT
1 stop13h 33m
Frontier
Sun 8/28:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$256
This Expedia deal was found by Cheapflights users on 7/1. 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.
Mon 8/39:27 pm
CVG
- ONT
1 stop13h 36m
Frontier
Sat 8/86:00 am
ONT
- CVG
1 stop10h 29m
Frontier
Deal found 7/1![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 7/1. 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.
Sun 8/98:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Tue 8/186:00 am
ONT
- CVG
1 stop10h 35m
Frontier
Deal found 7/1![Frontier logo]()
$269
This Frontier deal was found by Cheapflights users on 7/1. 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 8/118:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Wed 8/126:00 am
ONT
- CVG
1 stop10h 29m
Frontier
Deal found 7/1![Frontier logo]()
$248
This Super.com deal was found by Cheapflights users on 7/1. 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.
Wed 8/128:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Fri 8/148:17 am
ONT
- CVG
1 stop7h 05m
Frontier
Deal found 7/1![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 6/28. 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 8/208:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Mon 8/246:00 am
ONT
- CVG
1 stop10h 25m
Frontier
Deal found 6/28![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 6/27. 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.
Sat 8/228:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Thu 8/2711:15 am
ONT
- CVG
1 stop6h 10m
Frontier
Deal found 6/27![Frontier logo]()
$261
One-way flights from Cincinnati to OntarioSearch for one-way flight options from Cincinnati to Ontario. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
Search for one-way flight options from Cincinnati to Ontario. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Super.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:05 am
CVG
- ONT
1 stop7h 38m
Frontier
Deal found 6/30![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 6/30. 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.
Tue 8/188:30 pm
CVG
- ONT
1 stop6h 20m
Frontier
Deal found 6/30![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 7/1. 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.
Sat 9/1212:25 pm
CVG
- ONT
1 stop14h 30m
Frontier
Deal found 7/1![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 6/29. 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.
Wed 7/298:36 pm
CVG
- ONT
1 stop6h 14m
Frontier
Deal found 6/29![Frontier logo]()
$129
This Mytrip deal was found by Cheapflights users on 6/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Deal found 6/27![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 6/28. 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.
Mon 8/108:34 pm
CVG
- ONT
1 stop6h 16m
Frontier
Deal found 6/28![Frontier logo]()
$132
This Super.com deal was found by Cheapflights users on 6/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:36 pm
CVG
- ONT
1 stop16h 28m
Frontier
Deal found 6/27![Frontier logo]()
$133
This Orbitz deal was found by Cheapflights users on 6/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:34 pm
CVG
- ONT
1 stop16h 30m
Frontier
Deal found 6/28![Frontier logo]()
$135
This CheapOair deal was found by Cheapflights users on 6/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:25 pm
CVG
- ONT
1 stop14h 30m
Frontier
Deal found 6/28![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 6/27. 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 10/226:05 am
CVG
- ONT
1 stop7h 38m
Frontier
Deal found 6/27![Frontier logo]()
$160
This Frontier deal was found by Cheapflights users on 6/29. 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.
Fri 7/318:36 pm
CVG
- ONT
1 stop6h 14m
Frontier
Deal found 6/29![Frontier logo]()
$164
Find flight deals from Cincinnati to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Cincinnati (CVG) to Ontario (ONT). 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 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $248 (Frontier) |
One-way from | $122 (Super.com) |
Popular in | June |
Cheapest in | August |
Average price | $511 |
Cheapflights Fare Finder
Customize your flight search to find flights from Cincinnati to Ontario 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 2, 2026.
Use the filters below to find and compare flights from Cincinnati to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Tue 8/11
5:40 am-10:42 am
1 stop8h 02m
Ontario
Tue 8/18
1:06 pm-10:41 pm
1 stop6h 35m
$367
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Wed 10/21
6:00 am-11:08 am
1 stop8h 08m
Ontario
Thu 10/29
11:15 pm-8:54 am
1 stop6h 39m
$367
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Thu 7/23
12:18 pm-7:32 am
2 stops22h 14m
Ontario
Tue 7/28
6:00 am-7:31 pm
1 stop10h 31m
$381
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Wed 9/30
7:00 am-12:30 pm
2 stops8h 30m
Ontario
Sun 10/4
9:30 pm-9:55 am
2 stops9h 25m
$437
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Thu 11/19
2:05 pm-6:29 pm
1 stop7h 24m
Ontario
Sun 11/22
6:00 am-3:49 pm
1 stop6h 49m
$467
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Sun 8/23
8:00 am-12:50 pm
1 stop7h 50m
Ontario
Sat 8/29
5:00 am-7:12 pm
2 stops11h 12m
$472
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Tue 8/11
8:00 am-6:11 pm
2 stops13h 11m
Ontario
Wed 8/12
1:18 pm-10:30 pm
1 stop6h 12m
$472
Quickest round-trip
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Fri 12/25
7:55 pm-11:48 pm
1 stop6h 53m
Ontario
Tue 12/29
6:00 am-3:09 pm
1 stop6h 09m
$487
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Sun 8/16
3:05 pm-10:20 pm
2 stops10h 15m
Ontario
Sun 8/23
8:50 pm-10:25 am
2 stops10h 35m
$497
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Sun 8/16
8:00 am-12:50 pm
1 stop7h 50m
Ontario
Sat 8/29
5:00 am-7:12 pm
2 stops11h 12m
$532
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Cincinnati to Ontario
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 Cincinnati to Ontario in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Cincinnati-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cincinnati-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cincinnati-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cincinnati-Ontario 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 Cincinnati-Ontario 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 Cincinnati to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Cincinnati with our price prediction graph.
CVG-ONT
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 Cincinnati to Ontario
Prices
More
What is the cheapest month to book a flight from Cincinnati to Ontario?
Currently, August is the cheapest month in which you can book a flight from Cincinnati to Ontario (average of $316). Flying from Cincinnati to Ontario in June 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 Cincinnati to Ontario?
What’s the top layover airport for flights from Cincinnati to Ontario?
Share of 1-stop round-trip flights from Cincinnati to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Cincinnati to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from Cincinnati to Ontario?
Average round-trip fare for 1-stop flights from Cincinnati to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $294.
What’s the fastest layover option from Cincinnati to Ontario?
Shortest average travel time for 1-stop one-way flights from Cincinnati to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 10h 12m.
Which airport typically offers the quickest layover for flights from Cincinnati to Ontario?
Average layover duration for 1-stop one-way flights from Cincinnati to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 7h 53m.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 2, 2026.
Read through reviews of airlines operating flights from Cincinnati to Ontario, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
7.9
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Cincinnati to Ontario. 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 Cincinnati to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Cincinnati to Ontario by cabin class
Find flights from Cincinnati to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Cincinnati and Ontario flights
Browse other Cincinnati and Ontario flight options. Last updated on July 2, 2026.
Other flights from Cincinnati
Browse through other flights departing from Cincinnati. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Cincinnati to Ontario
Discover the top 5 airlines that operate flights from Cincinnati to Ontario. 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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$293 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$215 | Average$477 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$316 | Average$412 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$318 | Average$500 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$337 | Average$418 | FlexibilityNo cancel fee | On-timeN/A |