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Cheap flights from Cleveland to Los Angeles from $74

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 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Cleveland to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:30 pm - 1:53 pm
CLE
-
ONT
27h 23m1 stop
Frontier Logo
7:35 pm - 11:29 pm
ONT
-
CLE
24h 54m1 stop
$149Frontier
sáb., ene. 31 - sáb., feb. 7
Frontier Logo
5:51 pm - 3:07 pm
CLE
-
ONT
24h 16m1 stop
Frontier Logo
3:22 pm - 10:24 pm
ONT
-
CLE
28h 02m2 stops
$162Frontier
mar., feb. 3 - mar., feb. 10
Frontier Logo
1:30 pm - 6:40 pm
CLE
-
ONT
8h 10m1 stop
Frontier Logo
6:20 am - 6:49 pm
ONT
-
CLE
9h 29m1 stop
$165Frontier
sáb., ene. 31 - jue., feb. 5
Frontier Logo
5:09 pm - 2:12 pm
CLE
-
ONT
24h 03m1 stop
Frontier Logo
7:15 am - 4:41 pm
ONT
-
CLE
6h 26m1 stop
$166Frontier
mar., ene. 20 - mar., ene. 27
Frontier Logo
1:20 pm - 11:59 pm
CLE
-
ONT
13h 39m1 stop
Frontier Logo
8:09 pm - 6:07 am
ONT
-
CLE
6h 58m1 stop
$170Frontier
dom., feb. 15 - sáb., feb. 21
Frontier Logo
1:20 pm - 11:59 pm
CLE
-
ONT
13h 39m1 stop
Frontier Logo
8:09 pm - 6:07 am
ONT
-
CLE
6h 58m1 stop
$171Frontier
dom., feb. 15 - sáb., feb. 21
Frontier Logo
1:20 pm - 11:59 pm
CLE
-
ONT
13h 39m1 stop
Frontier Logo
6:00 am - 8:55 pm
ONT
-
CLE
11h 55m1 stop
$176Frontier
dom., feb. 15 - sáb., feb. 28
Frontier Logo
5:09 pm - 10:09 am
CLE
-
ONT
20h 00m1 stop
Frontier Logo
1:05 pm - 11:29 pm
ONT
-
CLE
7h 24m1 stop
$180Frontier
mié., ene. 21 - lun., ene. 26
Frontier Logo
7:15 am - 5:48 pm
CLE
-
ONT
13h 33m1 stop
Frontier Logo
6:05 am - 8:55 pm
ONT
-
CLE
11h 50m1 stop
$182Frontier
lun., feb. 23 - jue., feb. 26
Frontier Logo
9:00 pm - 5:54 pm
CLE
-
ONT
23h 54m1 stop
Frontier Logo
9:10 pm - 2:07 pm
ONT
-
CLE
13h 57m1 stop
$183Frontier
mar., ene. 13 - sáb., ene. 17

Frontier flights from Cleveland to Ontario

Our best Frontier deals on Cleveland to Ontario flight tickets
Frontier
Jan 31
CLE1:30 pmCleveland Hopkins Intl
27h 23m
1 stop
ONT1:53 pmOntario
Feb 7
ONT7:35 pmOntario
24h 54m
1 stop
CLE11:29 pmCleveland Hopkins Intl
$149
Find similar
Frontier
Feb 3
CLE5:51 pmCleveland Hopkins Intl
24h 16m
1 stop
ONT3:07 pmOntario
Feb 10
ONT3:22 pmOntario
28h 02m
2 stops
CLE10:24 pmCleveland Hopkins Intl
$162
Find similar
Frontier
Jan 31
CLE1:30 pmCleveland Hopkins Intl
8h 10m
1 stop
ONT6:40 pmOntario
Feb 5
ONT6:20 amOntario
9h 29m
1 stop
CLE6:49 pmCleveland Hopkins Intl
$165
Find similar

Delta flights from Cleveland to Ontario

Our best Delta deals on Cleveland to Ontario flight tickets
Delta
Jan 21
CLE2:27 pmCleveland Hopkins Intl
9h 38m
1 stop
ONT9:05 pmOntario
Jan 25
ONT10:30 pmOntario
9h 13m
1 stop
CLE10:43 amCleveland Hopkins Intl
$315
Find similar
Delta
Jan 10
CLE2:02 pmCleveland Hopkins Intl
24h 29m
2 stops
ONT11:31 amOntario
Jan 19
ONT10:30 pmOntario
9h 13m
1 stop
CLE10:43 amCleveland Hopkins Intl
$426
Find similar
Delta
Jan 10
CLE4:31 pmCleveland Hopkins Intl
7h 34m
1 stop
ONT9:05 pmOntario
Jan 20
ONT10:30 pmOntario
9h 13m
1 stop
CLE10:43 amCleveland Hopkins Intl
$429
Find similar

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 diciembre 27, 2025.
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

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

sáb. 1/31

1:30 pm-1:53 pm

1 stop27h 23m

Ontario

sáb. 2/7

7:35 pm-11:29 pm

1 stop24h 54m

$149

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

mar. 2/3

5:51 pm-3:07 pm

1 stop24h 16m

Ontario

mar. 2/10

3:22 pm-10:24 pm

2 stops28h 02m

$162

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

sáb. 1/31

1:30 pm-6:40 pm

1 stop8h 10m

Ontario

jue. 2/5

6:20 am-6:49 pm

1 stop9h 29m

$165

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

mar. 1/20

5:09 pm-2:12 pm

1 stop24h 03m

Ontario

mar. 1/27

7:15 am-4:41 pm

1 stop6h 26m

$166

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

dom. 2/15

1:20 pm-11:59 pm

1 stop13h 39m

Ontario

sáb. 2/21

8:09 pm-6:07 am

1 stop6h 58m

$170

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

dom. 2/15

1:20 pm-11:59 pm

1 stop13h 39m

Ontario

sáb. 2/21

8:09 pm-6:07 am

1 stop6h 58m

$171

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

dom. 2/15

1:20 pm-11:59 pm

1 stop13h 39m

Ontario

sáb. 2/28

6:00 am-8:55 pm

1 stop11h 55m

$176

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

mié. 1/21

5:09 pm-10:09 am

1 stop20h 00m

Ontario

lun. 1/26

1:05 pm-11:29 pm

1 stop7h 24m

$180

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

lun. 2/23

7:15 am-5:48 pm

1 stop13h 33m

Ontario

jue. 2/26

6:05 am-8:55 pm

1 stop11h 50m

$182

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

mar. 1/13

9:00 pm-5:54 pm

1 stop23h 54m

Ontario

sáb. 1/17

9:10 pm-2:07 pm

1 stop13h 57m

$183

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 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 $255. If you aren’t able to travel during the month of August, then book flights to Ontario from Cleveland during December instead. Flights to Ontario in December, while not as cheap as those in August, still average around $317.

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 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $353 when searching 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 $168 on momondo.

How have Cleveland to Ontario flight prices changed over time?

As of December 2025, prices for Cleveland to Ontario flights are approximately 14% 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

6h 39m

Direct flights

None
The fastest flight from Cleveland to Ontario takes 6h 39m
There are no direct flights from Cleveland to Ontario. There are no popular flight routes from Cleveland to Ontario.
Search flight deals

  • 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 39m.

  • 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
5.8
3,071 reviews
Search Frontier flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,258 reviews
Search Southwest flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
11,068 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.9
8,018 reviews
Search Delta flights
United AirlinesPriceFrom $324Free CancellationRating
7.4
9,116 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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lun. 1/26
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