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Cheap flights from Cleveland to Los Angeles from $124

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 Los Angeles departing on 8/5. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cleveland to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:43 pm - 8:03 am
CLE
-
ONT
13h 20m
1 stop
Frontier Logo
6:00 am - 10:58 am
ONT
-
CLE
25h 58m
1 stop
$248Frontier
Sat, Aug 8 - Sat, Aug 15
Frontier Logo
9:43 pm - 8:03 am
CLE
-
ONT
13h 20m
1 stop
Frontier Logo
11:47 am - 9:54 pm
ONT
-
CLE
7h 07m
1 stop
$249Frontier
Sat, Aug 1 - Thu, Aug 6
Frontier Logo
9:43 pm - 8:03 am
CLE
-
ONT
13h 20m
1 stop
Frontier Logo
8:17 am - 11:20 pm
ONT
-
CLE
12h 03m
1 stop
$250Frontier
Sat, Aug 8 - Tue, Aug 11
Frontier Logo
9:43 pm - 8:03 am
CLE
-
ONT
13h 20m
1 stop
Frontier Logo
4:09 pm - 7:30 am
ONT
-
CLE
12h 21m
1 stop
$256Frontier
Sun, Aug 9 - Sat, Aug 15
Frontier Logo
9:00 am - 3:54 pm
CLE
-
ONT
9h 54m
1 stop
Frontier Logo
3:40 pm - 7:30 am
ONT
-
CLE
12h 50m
1 stop
$257Frontier
Thu, Jul 23 - Tue, Jul 28
Frontier Logo
7:25 am - 10:04 am
CLE
-
ONT
29h 39m
1 stop
Frontier Logo
6:00 am - 3:47 pm
ONT
-
CLE
6h 47m
1 stop
$258Frontier
Thu, Aug 27 - Thu, Sep 3
Frontier Logo
9:51 pm - 2:32 pm
CLE
-
ONT
19h 41m
1 stop
Frontier Logo
6:15 am - 8:54 pm
ONT
-
CLE
11h 39m
1 stop
$260Frontier
Wed, Oct 28 - Wed, Nov 4
Frontier Logo
9:00 am - 3:54 pm
CLE
-
ONT
9h 54m
1 stop
Frontier Logo
4:09 pm - 7:30 am
ONT
-
CLE
12h 21m
1 stop
$264Frontier
Fri, Aug 7 - Fri, Aug 14
Frontier Logo
12:03 pm - 11:50 pm
CLE
-
ONT
14h 47m
1 stop
Frontier Logo
11:52 am - 9:54 pm
ONT
-
CLE
7h 02m
1 stop
$265Frontier
Wed, Jul 22 - Sat, Jul 25
Frontier Logo
9:59 pm - 11:55 pm
CLE
-
ONT
28h 56m
1 stop
Frontier Logo
6:00 am - 8:05 pm
ONT
-
CLE
11h 05m
1 stop
$266Frontier
Fri, Oct 2 - Thu, Oct 8

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Frontier flights from Cleveland to Ontario

Our best Frontier deals on Cleveland to Ontario flight tickets
Frontier
Aug 8
CLE9:43 pmCleveland Hopkins Intl
13h 20m
1 stop
ONT8:03 amOntario
Aug 15
ONT6:00 amOntario
25h 58m
1 stop
CLE10:58 amCleveland Hopkins Intl
$248
Frontier
Aug 1
CLE9:43 pmCleveland Hopkins Intl
13h 20m
1 stop
ONT8:03 amOntario
Aug 6
ONT11:47 amOntario
7h 07m
1 stop
CLE9:54 pmCleveland Hopkins Intl
$249
Frontier
Aug 8
CLE9:43 pmCleveland Hopkins Intl
13h 20m
1 stop
ONT8:03 amOntario
Aug 11
ONT8:17 amOntario
12h 03m
1 stop
CLE11:20 pmCleveland Hopkins Intl
$250

American Airlines flights from Cleveland to Ontario

Our best American Airlines deals on Cleveland to Ontario flight tickets
American Airlines
Jul 11
CLE2:35 pmCleveland Hopkins Intl
10h 09m
2 stops
ONT9:44 pmOntario
Jul 18
ONT7:00 amOntario
8h 59m
1 stop
CLE6:59 pmCleveland Hopkins Intl
$562
American Airlines
Jul 11
CLE2:35 pmCleveland Hopkins Intl
10h 09m
2 stops
ONT9:44 pmOntario
Jul 18
ONT6:11 amOntario
9h 48m
2 stops
CLE6:59 pmCleveland Hopkins Intl
$567

momondo Fare Finder

 
Customize your flight search to find flights from Cleveland to Ontario 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, momondo users made 832,500 searches. Data last updated July 6, 2026.
Use the filters below to find and compare flights from Cleveland to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sat 8/8

9:43 pm-8:03 am

1 stop13h 20m

Ontario

Sat 8/15

6:00 am-10:58 am

1 stop25h 58m

$248
Quickest round-trip

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sat 8/1

9:43 pm-8:03 am

1 stop13h 20m

Ontario

Thu 8/6

11:47 am-9:54 pm

1 stop7h 07m

$249

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sat 8/8

9:43 pm-8:03 am

1 stop13h 20m

Ontario

Tue 8/11

8:17 am-11:20 pm

1 stop12h 03m

$250

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sun 8/9

9:43 pm-8:03 am

1 stop13h 20m

Ontario

Sat 8/15

4:09 pm-7:30 am

1 stop12h 21m

$256

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 7/23

9:00 am-3:54 pm

1 stop9h 54m

Ontario

Tue 7/28

3:40 pm-7:30 am

1 stop12h 50m

$257

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 8/27

7:25 am-10:04 am

1 stop29h 39m

Ontario

Thu 9/3

6:00 am-3:47 pm

1 stop6h 47m

$258

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 10/28

9:51 pm-2:32 pm

1 stop19h 41m

Ontario

Wed 11/4

6:15 am-8:54 pm

1 stop11h 39m

$260

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Fri 8/7

9:00 am-3:54 pm

1 stop9h 54m

Ontario

Fri 8/14

4:09 pm-7:30 am

1 stop12h 21m

$264

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 7/22

12:03 pm-11:50 pm

1 stop14h 47m

Ontario

Sat 7/25

11:52 am-9:54 pm

1 stop7h 02m

$265

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Fri 10/2

9:59 pm-11:55 pm

1 stop28h 56m

Ontario

Thu 10/8

6:00 am-8:05 pm

1 stop11h 05m

$266

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Cleveland and Ontario?

What is the cheapest month to fly to Ontario?

In general, August 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 $286. If you aren’t able to travel during the month of August, then book flights to Ontario from Cleveland during September instead. Flights to Ontario in September, while not as cheap as those in August, still average around $296.

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

You are more likely to see cheaper flights to Ontario from Cleveland when booking week ahead of your departure date. In general, you can expect to find flights to Ontario for around $388 when searching week 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 $305 on momondo.

How have Cleveland to Ontario flight prices changed over time?

As of July 2026, prices for Cleveland to Ontario flights are approximately 9% 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

Fastest flight time

7h 36m

Direct flights

None
The fastest flight from Cleveland to Ontario takes 7h 36m
There are no direct flights from Cleveland to Ontario. There are no popular flight routes from Cleveland to Ontario.
Search flight deals

Frequently asked questions about flying from Cleveland to Ontario

  • 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 7h 36m.

  • 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 $167Free CancellationRating
5.6
2,844 reviews
Search Frontier flights
SouthwestPriceFrom $279Free CancellationRating
7.9
4,251 reviews
Search Southwest flights
American AirlinesPriceFrom $286Free CancellationRating
7.1
11,784 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.8
8,452 reviews
Search Delta flights
United AirlinesPriceFrom $361Free CancellationRating
7.4
9,938 reviews
Search United Airlines 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.

An easier way to manage your Ontario trip

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