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$113+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLE
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 54 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 July 30, 2025.

Round-trip from

$224
(Cheapflightsfares)

One-way from

$113
(Cheapflightsfares)

Popular in

January

Cheapest in

May

Average price

$380
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. 21% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:00 amONT - CLE
1 stop6h 46mFrontier
Sat 10/254:15 pmCLE - ONT
1 stop7h 27mFrontier
Deal found 7/27$224
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:10 amONT - CLE
1 stop9h 22mAmerican Airlines
Tue 9/237:02 amCLE - ONT
1 stop9h 52mAmerican Airlines
Deal found 7/29$287
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:00 pmONT - CLE
1 stop8h 11mDelta
Wed 8/202:12 pmCLE - ONT
2 stops11h 08mDelta
Deal found 7/29$302

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 July 30, 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

Wed 10/15

8:00 am-5:46 pm

1 stop6h 46m

Cleveland Hopkins Intl

Sat 10/25

4:15 pm-8:42 pm

1 stop7h 27m

$224

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 9/16

6:10 am-6:32 pm

1 stop9h 22m

Cleveland Hopkins Intl

Tue 9/23

7:02 am-1:54 pm

1 stop9h 52m

$287

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 8/19

10:00 pm-9:11 am

1 stop8h 11m

Cleveland Hopkins Intl

Wed 8/20

2:12 pm-10:20 pm

2 stops11h 08m

$302

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sat 8/16

7:00 am-4:34 pm

1 stop6h 34m

$113

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sat 9/13

10:35 pm-11:12 am

1 stop9h 37m

$143

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 8/20

10:00 pm-9:16 am

2 stops8h 16m

$154

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 10/14

5:45 pm-7:03 pm

2 stops22h 18m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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 July 25, 2025.

The best time to book flights from Ontario to Cleveland is 54 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 July 30, 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.

What’s the top layover airport for flights from Ontario to Cleveland?

Share of 1-stop round-trip flights from Ontario to Cleveland chosen by Cheapflights users in the past 12 months, using the same layover each way.

Denver (DEN) – chosen by Cheapflights users on 62% of 1-stop itineraries from Ontario to Cleveland on Cheapflights.

What’s the cheapest layover airport for flights from Ontario to Cleveland?

Average round-trip fare for 1-stop flights from Ontario to Cleveland, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $240.

What’s the fastest layover option from Ontario to Cleveland?

Shortest average travel time for 1-stop one-way flights from Ontario to Cleveland, 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: 7h 39m.

Which airport typically offers the quickest layover for flights from Ontario to Cleveland?

Average layover duration for 1-stop one-way flights from Ontario to Cleveland, 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 1h 41m.

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 July 30, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and American Airlines from Ontario to Cleveland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

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

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

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
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
5.9
Fair
3,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

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 $224. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $287 and $302, respectively. Frontier is currently priced 39% 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 $113. American Airlines flights start at $143 while deals on Delta start at $154 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 Cleveland?

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

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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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$152Average$262FlexibilityNo cancel feeOn-time62%
DeltaCheapest$296Average$617FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$326Average$441FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$336Average$480FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$342Average$492FlexibilityNo cancel feeOn-time63%

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