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$63+ Cheap flights from Ontario (ONT) to Ohio

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CVG
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Ohio

Cheapest flights from Ontario to Ohio
Explore the most affordable flight options available from Ontario to Ohio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:17 pmONT - DTW
1 stop9h 37mFrontier
Tue 1/67:51 amDTW - ONT
1 stop10h 18mFrontier
Deal found 12/11$184
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:16 pmONT - CLE
1 stop10h 14mFrontier
Sat 1/36:00 pmCLE - ONT
1 stop8h 21mFrontier
Deal found 12/11$184
This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:37 pmONT - DTW
1 stop9h 17mFrontier
Sat 1/37:50 amDTW - ONT
1 stop18h 31mFrontier
Deal found 12/9$185
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:16 pmONT - CLE
1 stop10h 14mFrontier
Sun 1/45:30 pmCLE - ONT
1 stop26h 45mFrontier
Deal found 12/11$185
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:15 amONT - CLE
1 stop20h 55mFrontier
Mon 1/123:45 pmCLE - ONT
2 stops29h 09mFrontier
Deal found 12/10$195
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:37 pmONT - CLE
1 stop8h 33mFrontier
Wed 1/79:18 pmCLE - ONT
1 stop13h 18mFrontier
Deal found 12/10$207
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:45 amONT - DTW
1 stop6h 34mFrontier
Thu 1/17:50 amDTW - ONT
1 stop12h 32mFrontier
Deal found 12/9$208
This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:45 amONT - DTW
1 stop25h 40mFrontier
Tue 1/67:51 amDTW - ONT
1 stop28h 59mFrontier
Deal found 12/9$209
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:15 amONT - CLE
1 stop9h 19mFrontier
Sun 1/118:20 pmCLE - ONT
1 stop6h 36mFrontier
Deal found 12/10$217
This CheapOair deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amONT - DTW
1 stop21h 54mFrontier
Sun 1/47:50 amDTW - ONT
1 stop12h 52mFrontier
Deal found 12/8$219
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:54 pmONT - DTW
1 stop10h 00mFrontier
Thu 1/17:50 amDTW - ONT
1 stop12h 32mFrontier
Deal found 12/9$228
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amONT - CLE
1 stop9h 24mFrontier
Sat 1/36:00 pmCLE - ONT
1 stop8h 21mFrontier
Deal found 12/11$229

Find flight deals from Ontario to Ohio

Keep the following information in mind while searching for Ontario to Ohio flight deals. Data was last updated December 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$142
(Kiwi.com)

One-way from

$63
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$471
Provider with most accurate pricing for Los Angeles-Cleveland Hopkins Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Cleveland Hopkins Intl flights.
Search Deals
From Ontario to Ohio
Search Deals
One-way flight from Ontario to Ohio
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Ohio 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 December 12, 2025.
Use the filters below to find and compare flights from Ontario to Ohio that are best for you.

Fly from

Ontario

Fly to

Ohio

Route

Depart

Return

Price

OntarioCincinnati

ONT - CVG

ONTCVG

Ontario

Fri 2/6

10:18 am-11:57 pm

1 stop10h 39m

Cincinnati Cinci./N. Kentucky

Sun 2/8

2:10 pm-7:32 pm

1 stop8h 22m

$148

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 1/7

10:45 am-2:10 pm

1 stop24h 25m

Cleveland Hopkins Intl

Sat 1/10

4:49 pm-7:36 am

1 stop17h 47m

$183

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sat 12/27

6:00 am-9:57 pm

1 stop12h 57m

Cleveland Hopkins Intl

Sat 1/10

4:49 pm-6:24 pm

1 stop28h 35m

$184

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 1/7

10:45 am-2:10 pm

1 stop24h 25m

Cleveland Hopkins Intl

Wed 1/14

4:50 pm-7:07 am

1 stop17h 17m

$184

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Thu 1/15

6:10 am-11:09 am

1 stop25h 59m

Cleveland Hopkins Intl

Tue 1/20

5:51 pm-3:07 pm

1 stop24h 16m

$195

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Thu 12/25

6:45 am-4:19 pm

1 stop6h 34m

Detroit Metropolitan Wayne County

Thu 1/1

7:50 am-5:22 pm

1 stop12h 32m

$208

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Thu 1/15

6:10 am-11:09 am

1 stop25h 59m

Cleveland Hopkins Intl

Sun 1/18

2:50 pm-7:37 am

2 stops19h 47m

$212

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 1/14

6:49 pm-2:07 pm

1 stop16h 18m

Cleveland Hopkins Intl

Sun 1/18

12:19 pm-11:59 pm

1 stop14h 40m

$218

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sun 12/21

6:37 pm-6:10 am

1 stop8h 33m

Cleveland Hopkins Intl

Wed 1/7

4:53 pm-4:20 pm

2 stops26h 27m

$223

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Thu 2/19

6:05 am-7:23 pm

1 stop10h 18m

Columbus

Mon 2/23

8:13 pm-11:59 pm

1 stop6h 46m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Ohio

Have a flexible travel schedule? Discover the best time to fly to Ohio from Ontario with our price prediction graph.
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 Ohio

What is the cheapest month to book a flight from Ontario to Ohio?

Currently, May is the cheapest month in which you can book a flight from Ontario to Ohio (average of $97). Flying from Ontario to Ohio in November is currently the most expensive (average of $165). 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.

What is the cheapest time of day to fly from ONT to OH?

Find hourly flight availability from Ontario to Ohio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Ontario to Ohio at noon. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Ohio

Get insights into the airlines that provide service to Ohio. 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 Ohio. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Ontario to Ohio 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.
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Ohio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Ohio?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Ohio. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Ontario to Ohio?

    For as low as $257, Frontier can have you in Ohio from Ontario in 8h 34m. Ontario and Ohio are separated by a distance of 1849 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Ontario to Ohio one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $64. American Airlines flights start at $111 while deals on Delta start at $131 one-way.

  • What are the most popular routes from Ontario to Ohio?

    Most travelers choose Ontario - Detroit Metropolitan Wayne County, Ontario - Pittsburgh or Ontario - Cleveland Hopkins Intl when deciding on the best route from Ontario to Ohio.

  • Can I find deals for flights from Ontario to Ohio that include hotel bookings?

    Yes. In addition to deals on Ontario to Ohio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Ohio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Ohio.

  • Can I find deals for business class flights from Ontario to Ohio?

    Yes. Cheapflights offers flight deals from Ontario to Ohio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Ohio?

    Currently, May is the cheapest month in which you can book a flight from Ontario to Ohio (average of $97). Flying from Ontario to Ohio in November is currently the most expensive (average of $165). 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.

See more FAQs

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Alternative routes for Ontario to Ohio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Ohio

Discover the top 5 airlines that operate flights from Ontario to Ohio. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$138Average$420FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$139Average$273FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$228Average$438FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$279Average$446FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$306Average$437FlexibilityNo cancel feeOn-time63%

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