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Cheap flights from Cleveland to Ontario from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cleveland to Ontario departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Cleveland to Los Angeles

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Cleveland to Los Angeles.
Frontier Logo
8:25 am - 3:39 pmCLE-ONT
10h 14m1 stop
Frontier Logo
6:35 pm - 7:00 amONT-CLE
9h 25m1 stop
$231Frontier
Find Deal
Mon, Apr 28 - Thu, May 1
Frontier Logo
7:28 pm - 11:59 pmCLE-ONT
7h 31m1 stop
Frontier Logo
12:59 am - 11:03 amONT-CLE
7h 04m1 stop
$237Frontier
Find Deal
Thu, May 15 - Mon, May 19
Delta Logo
6:00 am - 11:08 amCLE-ONT
8h 08m1 stop
Delta Logo
1:10 pm - 11:02 pmONT-CLE
6h 52m1 stop
$307Delta
Find Deal
Wed, May 7 - Tue, May 13
American Airlines Logo
2:00 pm - 9:57 pmCLE-ONT
10h 57m2 stops
American Airlines Logo
12:41 pm - 11:59 pmONT-CLE
8h 18m1 stop
$312American Airlines
Find Deal
Wed, May 21 - Sat, May 24
Delta Logo
6:00 am - 10:57 amCLE-ONT
7h 57m1 stop
Delta Logo
12:07 pm - 12:42 amONT-CLE
9h 35m1 stop
$325Delta
Find Deal
Thu, Apr 24 - Tue, Apr 29
American Airlines Logo
2:00 pm - 9:57 pmCLE-ONT
10h 57m2 stops
American Airlines Logo
1:14 pm - 11:59 pmONT-CLE
7h 45m2 stops
$337American Airlines
Find Deal
Wed, May 21 - Sat, May 24
Southwest Logo
8:30 am - 3:55 pmCLE-ONT
10h 25m2 stops
Southwest Logo
9:20 pm - 12:05 pmONT-CLE
11h 45m1 stop
$428Southwest
Find Deal
Thu, Jun 19 - Mon, Jun 23
Southwest Logo
8:30 am - 6:55 pmCLE-ONT
13h 25m2 stops
Southwest Logo
5:00 am - 5:00 pmONT-CLE
9h 00m2 stops
$454Southwest
Find Deal
Mon, Jun 9 - Fri, Jun 13
United Airlines Logo
3:09 pm - 9:10 pmCLE-ONT
9h 01m1 stop
United Airlines Logo
7:00 am - 8:40 pmONT-CLE
10h 40m1 stop
$585United Airlines
Find Deal
Wed, Jun 18 - Sun, Jun 22
United Airlines Logo
4:30 pm - 8:42 pmCLE-ONT
7h 12m1 stop
United Airlines Logo
5:00 am - 6:35 pmONT-CLE
10h 35m1 stop
$600United Airlines
Find Deal
Fri, Apr 18 - Tue, Apr 22

Frontier flights from Cleveland to Ontario

Our best Frontier deals on Cleveland to Ontario flight tickets
Frontier
Apr 28
CLE8:25 amCleveland Hopkins Intl
10h 14m
1 stop
ONT3:39 pmOntario
May 1
ONT6:35 pmOntario
9h 25m
1 stop
CLE7:00 amCleveland Hopkins Intl
Frontier
May 15
CLE7:28 pmCleveland Hopkins Intl
7h 31m
1 stop
ONT11:59 pmOntario
May 19
ONT12:59 amOntario
7h 04m
1 stop
CLE11:03 amCleveland Hopkins Intl
Frontier
Apr 28
CLE8:25 amCleveland Hopkins Intl
7h 49m
1 stop
ONT1:14 pmOntario
Apr 30
ONT12:59 amOntario
7h 04m
1 stop
CLE11:03 amCleveland Hopkins Intl

Delta flights from Cleveland to Ontario

Our best Delta deals on Cleveland to Ontario flight tickets
Delta
May 7
CLE6:00 amCleveland Hopkins Intl
8h 08m
1 stop
ONT11:08 amOntario
May 13
ONT1:10 pmOntario
6h 52m
1 stop
CLE11:02 pmCleveland Hopkins Intl
Delta
Apr 24
CLE6:00 amCleveland Hopkins Intl
7h 57m
1 stop
ONT10:57 amOntario
Apr 29
ONT12:07 pmOntario
9h 35m
1 stop
CLE12:42 amCleveland Hopkins Intl
Delta
Apr 19
CLE7:30 amCleveland Hopkins Intl
7h 46m
1 stop
ONT12:16 pmOntario
Apr 30
ONT10:15 pmOntario
8h 53m
1 stop
CLE10:08 amCleveland Hopkins Intl

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Cleveland to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, May is the cheapest month to fly from Cleveland to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you aren’t able to travel during the month of May, then book flights to Ontario from Cleveland during June instead. Flights to Ontario in June, while not as cheap as those in May, still average around $301.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $337. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Cleveland to Ontario for around $488.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Cleveland to Ontario when you can find flight prices for as low as $307. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $380 on average. Flights to Ontario from Cleveland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Cleveland when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $345 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Cleveland for as low as $297 on momondo.

How have Cleveland to Ontario flight prices changed over time?

As of April 2025, prices for Cleveland to Ontario flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Cleveland to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Cleveland to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cleveland to Ontario (CLE to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cleveland to Ontario

Best Price Found

$113

Fastest flight time

6h 34m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Cleveland in the past 72 hours is $113. The best round-trip flight deal from Cleveland to Ontario found on momondo in the last 72 hours is $231.
The fastest flight from Cleveland to Ontario takes 6h 34m
There are no direct flights from Cleveland to Ontario. Popular non-direct route for this connection is Cleveland Hopkins Intl Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is Cleveland Hopkins Intl to Ontario by plane?

    The distance between Cleveland Hopkins Intl and Ontario is about 2012.5 mi. A reasonable flight in good conditions will take 6h 38m.

  • When did momondo last update prices for flights from Cleveland Hopkins Intl Airport to Ontario Airport?

    Prices for flights from Cleveland Hopkins Intl Airport to Ontario Airport were last updated today.

  • How many operators does momondo search for flights from Cleveland Hopkins Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Cleveland Hopkins Intl Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cleveland Hopkins Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Cleveland to Ontario?


Best airlines flying from Cleveland to Ontario

Compare and see reviews for airlines that fly from Cleveland to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $160Free CancellationRating
5.9
3,276 reviews
Search Frontier flights
DeltaPriceFrom $306Free CancellationRating
8.0
7,901 reviews
Search Delta flights
American AirlinesPriceFrom $308Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $314Free CancellationRating
7.4
8,621 reviews
Search United Airlines flights
SouthwestPriceFrom $344Free CancellationRating
8.0
4,276 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Cleveland to Ontario?

Finding the right flight to Ontario from Cleveland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Cleveland to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Cleveland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Cleveland to Ontario?

Once all potential Cleveland to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cleveland to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Cleveland and alert you when they change.


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