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$135+ Cheap flights from Ontario to Cleveland (ONT - CLE)

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Cleveland Hopkins Intl are usually found in May or August, booked 14 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from Ontario to Cleveland

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Cleveland (CLE). 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 June 12, 2025.

Round-trip from

$256
(Cheapflightsfares)

One-way from

$135
(CheapOair)

Popular in

January

Cheapest in

May

Average price

$389
From Ontario to Cleveland Hopkins Intl
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One-way flight from Ontario to Cleveland Hopkins Intl
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Highest demand for flights based on searches. 23% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ontario to Cleveland

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

This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2812:59 amONT - CLE
1 stop7h 01mFrontier
Tue 8/128:01 pmCLE - ONT
1 stop6h 49mFrontier
Deal found 6/12$256
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:02 amONT - CLE
1 stop6h 57mUnited Airlines
Sat 10/258:45 amCLE - ONT
1 stop7h 06mUnited Airlines
Deal found 6/10$284
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:00 amONT - CLE
1 stop8h 54mHawaiian Airlines
Tue 9/307:00 amCLE - ONT
1 stop10h 09mHawaiian Airlines
Deal found 6/11$288
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/163:04 pmONT - CLE
1 stop23h 50mAlaska Airlines
Tue 9/237:00 amCLE - ONT
1 stop10h 09mAlaska Airlines
Deal found 6/10$289
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:10 amONT - CLE
1 stop9h 22mAmerican Airlines
Mon 9/84:34 pmCLE - ONT
1 stop7h 50mAmerican Airlines
Deal found 6/11$293
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/510:05 pmONT - CLE
1 stop8h 06mDelta
Wed 8/61:47 pmCLE - ONT
1 stop8h 33mDelta
Deal found 6/11$297
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/291:00 pmONT - CLE
1 stop6h 15mSouthwest
Tue 8/125:35 amCLE - ONT
1 stop9h 00mSouthwest
Deal found 6/11$334

Cheapflights Fare Finder

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

Fly from

Ontario

Fly to

Cleveland

Route

Depart

Return

Price

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Mon 7/28

12:59 am-11:00 am

1 stop7h 01m

Cleveland Hopkins Intl

Tue 8/12

8:01 pm-11:50 pm

1 stop6h 49m

$256

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 10/21

7:02 am-4:59 pm

1 stop6h 57m

Cleveland Hopkins Intl

Sat 10/25

8:45 am-12:51 pm

1 stop7h 06m

$284

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 9/24

6:00 am-5:54 pm

1 stop8h 54m

Cleveland Hopkins Intl

Tue 9/30

7:00 am-2:09 pm

1 stop10h 09m

$288

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 9/16

3:04 pm-5:54 pm

1 stop23h 50m

Cleveland Hopkins Intl

Tue 9/23

7:00 am-2:09 pm

1 stop10h 09m

$289

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sat 9/6

8:15 am-6:32 pm

1 stop7h 17m

Cleveland Hopkins Intl

Mon 9/8

4:34 pm-9:24 pm

1 stop7h 50m

$293

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 8/5

10:05 pm-9:11 am

1 stop8h 06m

Cleveland Hopkins Intl

Wed 8/6

1:47 pm-7:20 pm

1 stop8h 33m

$297

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 7/29

1:00 pm-10:15 pm

1 stop6h 15m

Cleveland Hopkins Intl

Tue 8/12

5:35 am-11:35 am

1 stop9h 00m

$334

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 7/16

7:22 pm-6:00 am

1 stop7h 38m

$135

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 9/17

6:00 am-5:54 pm

1 stop8h 54m

$144

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 8/20

12:46 pm-10:09 pm

1 stop6h 23m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
1
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Best time to book a flight from Ontario to Cleveland

Have a flexible travel schedule? Discover the best time to fly to Cleveland 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 Cleveland

How far ahead should I book a flight from Ontario to Cleveland?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Cleveland. Price data was last updated on June 9, 2025.

The best time to book flights from Ontario to Cleveland is 14 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Ontario to Cleveland (average of $250). Flying from Ontario to Cleveland in June is currently the most expensive (average of $290). 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 CLE?

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

One of the essential ways to save on airfare from Ontario to Cleveland is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 37% on airfare.

Rainfall in Cleveland by month

Plan your trip to Cleveland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cleveland ranges from 2.3 - 3.8 inches per month. September is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Cleveland when rainfall is around 2.3 in.

Temperature in Cleveland by month

Plan your trip to Cleveland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cleveland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Cleveland

Get insights into the airlines that provide service to Cleveland. 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 Cleveland. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Ontario to Cleveland by reading reviews from past customers. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines flying from Ontario to Cleveland round-trip?

    Flying on Frontier is currently your cheapest option to Cleveland, with prices starting at $256. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and American Airlines, with the lowest prices starting at $292 and $293, respectively. Frontier is currently priced 29% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $135. American Airlines flights start at $145 while deals on Hawaiian Airlines start at $148 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Cleveland 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 Cleveland?

    Currently, April is the cheapest month in which you can book a flight from Ontario to Cleveland (average of $250). Flying from Ontario to Cleveland in June is currently the most expensive (average of $290). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Beachwood
Sandusky
Mentor
Mansfield
Independence
Wooster
North Olmsted
Willoughby
Kent
Elyria
Streetsboro
Cleveland Heights
Cuyahoga Falls
Macedonia
Strongsville
Medina
Westlake

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Ontario to Cleveland

Discover the top 5 airlines that operate flights from Ontario to Cleveland. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$149Average$258FlexibilityNo cancel feeOn-time62%
DeltaCheapest$266Average$718FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$306Average$424FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$342Average$491FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$346Average$479FlexibilityNo cancel feeOn-time69%

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