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$139+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLE
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Cleveland Hopkins Intl are usually found in July or August, booked 55 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$235
(Trip.com)

One-way from

$139
(Frontier)

Popular in

January

Cheapest in

July

Average price

$398
Provider with most accurate pricing for Ontario-Cleveland Hopkins Intl flight deals.
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Provider most trusted by Cheapflights users for Ontario-Cleveland Hopkins Intl flights.
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From Ontario to Cleveland Hopkins Intl
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One-way flight from Ontario to Cleveland Hopkins Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This Trip.com deal was found by Cheapflights users on 3/24. 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 4/12:43 pmONT - CLE
1 stop13h 10mFrontier
Tue 4/88:30 amCLE - ONT
1 stop9h 34mFrontier
Deal found 3/24$235
This Expedia deal was found by Cheapflights users on 3/24. 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.
Thu 5/154:45 pmONT - CLE
1 stop9h 45mMultiple Airlines
Thu 5/227:59 pmCLE - ONT
1 stop6h 52mMultiple Airlines
Deal found 3/24$325
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Fri 6/1312:59 amONT - CLE
1 stop7h 01mAmerican Airlines
Sat 6/217:42 pmCLE - ONT
1 stop7h 17mAmerican Airlines
Deal found 3/25$343
This Delta deal was found by Cheapflights users on 3/25. 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 7/81:00 pmONT - CLE
1 stop6h 52mDelta
Sat 8/97:45 amCLE - ONT
1 stop7h 38mDelta
Deal found 3/25$347
This Southwest deal was found by Cheapflights users on 3/25. 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 7/309:35 pmONT - CLE
2 stops9h 50mSouthwest
Mon 8/47:50 pmCLE - ONT
1 stop6h 20mSouthwest
Deal found 3/25$387
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
Fri 9/196:00 amONT - CLE
1 stop9h 55mAlaska Airlines
Sun 9/217:00 amCLE - ONT
1 stop10h 06mAlaska Airlines
Deal found 3/25$466
This United Airlines deal was found by Cheapflights users on 3/25. 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 8/16:39 pmONT - CLE
1 stop7h 36mUnited Airlines
Mon 8/45:50 pmCLE - ONT
1 stop8h 02mUnited Airlines
Deal found 3/25$517

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 March 26, 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

Tue 4/1

2:43 pm-6:53 am

1 stop13h 10m

Cleveland Hopkins Intl

Tue 4/8

8:30 am-3:04 pm

1 stop9h 34m

$235

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Thu 5/15

4:45 pm-5:30 am

1 stop9h 45m

Cleveland Hopkins Intl

Thu 5/22

7:59 pm-11:51 pm

1 stop6h 52m

$325

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Fri 6/13

12:59 am-11:00 am

1 stop7h 01m

Cleveland Hopkins Intl

Sat 6/21

7:42 pm-11:59 pm

1 stop7h 17m

$343

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sun 4/20

5:15 pm-10:07 am

2 stops13h 52m

Cleveland Hopkins Intl

Thu 4/24

6:00 am-10:57 am

1 stop7h 57m

$350

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Mon 5/26

12:00 pm-11:20 pm

2 stops8h 20m

Cleveland Hopkins Intl

Wed 5/28

5:50 am-12:20 pm

2 stops9h 30m

$411

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Sat 5/3

6:00 am-6:44 pm

1 stop9h 44m

Cleveland Hopkins Intl

Tue 5/6

7:41 pm-9:16 am

2 stops16h 35m

$473

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Thu 6/12

5:10 am-3:08 pm

1 stop6h 58m

Cleveland Hopkins Intl

Sun 6/15

3:09 pm-9:10 pm

1 stop9h 01m

$558

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 4/2

12:59 am-10:59 am

1 stop7h 00m

$139

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Wed 5/21

4:45 pm-5:30 am

1 stop9h 45m

$171

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Mon 6/9

12:59 am-11:00 am

1 stop7h 01m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 13 results
1
2

Compare providers for flights from Ontario to Cleveland

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 Ontario to Cleveland in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Cleveland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cleveland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Cleveland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Cleveland 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 Ontario-Cleveland 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 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 March 21, 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 $289). 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 March 26, 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 March 26, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,330 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 $235. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $343 and $350, 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 $139. Alaska Airlines flights start at $171 while deals on American Airlines start at $172 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 $289). 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
Mentor
Sandusky
Wooster
North Olmsted
Mansfield
Painesville
Willoughby
Kent
Elyria
Cleveland Heights
Macedonia
Independence
Strongsville
Cuyahoga Falls
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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$271FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$306Average$459FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$342Average$506FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$346Average$496FlexibilityNo cancel feeOn-time69%
DeltaCheapest$433Average$898FlexibilityNo cancel feeOn-timeN/A
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