Cheap flights from Cleveland to Ontario (CLE - ONT) from $99

This is the cheapest one-way flight price, found on 5/31. Prices may vary by date and flight preferences.
CLE — ONT
Jun 6 — Jun 131

The best prices from Cleveland Hopkins Intl to Ontario are usually found in October or February, booked 16 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

How to find the cheapest flight from Cleveland (CLE) to Ontario (ONT)

All the information you need to plan the best CLE to ONT flight in 2023: compare Cleveland to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

Popular in

May

Cheapest in

October

Round-trip from

$217

One-way from

$99
High demand for flights, 40% potential price rise
Best time to find cheap flights, 43% potential price drop
From Cleveland Hopkins Intl to Ontario
One-way flight from Cleveland Hopkins Intl to Ontario

CLE - LAX

Price

$217 - $502

LAX

Temperature

57.2 - 73.4 °F

LAX

Rainfall

0 - 3.4 inches

Cheap flights from Cleveland to Ontario in June, July 2023

The best prices found for CLE to ONT flights for June, July
Check out some of the best flight deals from Cleveland to Ontario in 2023. For more flight deals, be sure to check back very soon.

Cleveland to Ontario 2023 flight deals

Cheap flights to Ontario from Cleveland found for this year
Check out some of the best flight deals from Cleveland to Ontario in 2023. For more flight deals, be sure to check back very soon.

Cheap Frontier flights from Cleveland to Ontario

Consider these cheap Frontier flights we've found departing from Cleveland to Ontario. Deals update often to give you more flight options matching your criteria

Cheap Alaska Airlines flights from Cleveland to Ontario

Have a look at some of the cheapest available Alaska Airlines flights departing from Cleveland and landing in Ontario. Deals are refreshing constantly so come back soon for more options.

Last minute flights from Cleveland to Ontario

Late deals on return flights to Ontario from Cleveland, departing today and this week
Have a look at some of the last-minute flights available departing from Cleveland to Ontario. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Ontario from Cleveland

The cheapest one-way flights from Cleveland to Ontario
Users traveling one-way from Cleveland to Ontario can select one of these great deals. Those needing a return flight from Cleveland to Ontario can use the search form above.

Find flights from Cleveland to Ontario within your budget

Use the slider to find flights from Cleveland to Ontario that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$196 - $265

Route

Depart

Return

Price

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 6/21

1 stop23h 57m

Ontario

Mon 6/26

1 stop17h 47m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 10/3

1 stop10h 18m

Ontario

Wed 10/11

1 stop10h 12m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/15

1 stop24h 04m

Ontario

Mon 6/19

1 stop17h 47m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 9/19

1 stop10h 18m

Ontario

Wed 9/27

1 stop17h 29m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 8/23

1 stop16h 46m

Ontario

Mon 8/28

1 stop19h 10m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/22

1 stop21h 20m

Ontario

Mon 6/26

1 stop17h 47m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 6/21

2 stops19h 38m

Ontario

Mon 6/26

1 stop17h 47m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 8/24

1 stop7h 10m

Ontario

Wed 8/30

2 stops9h 42m

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/29

1 stop21h 20m

Ontario

Thu 7/6

1 stop10h 04m

Flights are sorted by cheapest first

Deals found on 5/31

Reviews of Airlines Servicing Ontario

To help decide which airline to fly from Cleveland to Ontario, see what other customers have to say about Frontier, Alaska Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Crew

8.2

Entertainment

7.1

Boarding

7.8

Food

6.8

Reviews

1 / 10

Not sure why two of the movies available were Christmas themed in late May.

United Airlines
7.6
Good
1,531 reviews
United Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Crew

8.2

Entertainment

7.1

Boarding

7.8

Food

6.8

Reviews

1 / 10

Not sure why two of the movies available were Christmas themed in late May.

Frontier
5.9
Fair
669 reviews
United Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Crew

8.2

Entertainment

7.1

Boarding

7.8

Food

6.8

Reviews

1 / 10

Not sure why two of the movies available were Christmas themed in late May.

Related info for your journey

Useful info, stats and facts about Cleveland to Ontario flights.

Alternative routes for Cleveland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Cleveland to Ontario

The chart below displays the airlines Cheapflights users traveling from Cleveland to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Spirit AirlinesCheapest$136Average$258FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
FrontierCheapest$164Average$241FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
American AirlinesCheapest$266Average$506FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$311Average$453FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$321Average$477FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
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