What is the cheapest airline to fly from Cleveland to Ontario round-trip?

Currently priced at $196, Frontier will fly you from Cleveland to Ontario and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Users have found that Frontier is 56% cheaper than the other options available to this destination.

What are the most popular airlines that fly from Cleveland to Ontario?

When booking a flight from Cleveland to Ontario, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

Can I find flights from Cleveland to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Cleveland to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $196, but on average you can expect to pay $236.

Are there last-minute flights available from Cleveland to Ontario for under $300?

There are currently 20+ open flights from Cleveland to Ontario within the next 7 days for less than $300.

Which airlines flying from Cleveland Hopkins Intl to Ontario have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Cleveland Hopkins Intl to Ontario that may be offering flexible cancellation policies are American Airlines, Frontier, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What is the cheapest day to fly round-trip from Cleveland to Ontario?

Travelers have found that booking a Monday departure is the best way to save up to 47% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Cleveland to Ontario?

Flights from Cleveland to Ontario lean towards being more expensive in June. Prices are generally better when you fly from Cleveland to Ontario in January, with the cheapest ticket starting at $102.

When is the cheapest time to fly from Cleveland to Ontario (CLE - ONT)?

One of the essential ways to save on airfare from Cleveland to Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 20% on airfare.

What does CLE to ONT mean?

CLE and ONT are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. CLE to ONT refers to a flight route from Cleveland Hopkins Intl Airport to Ontario Airport.

Flights from Cleveland, OH to Ontario, CA from $99

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CLE — ONT

Jun 6 — Jun 131

Round-tripOne-way

1 adult, Economy

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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)

Popular in	May
Cheapest in	October
Round-trip from	$217
One-way from	$99

High demand for flights, 40% potential price rise

Search Deals

Best time to find cheap flights, 43% potential price drop

Search Deals

From Cleveland Hopkins Intl to Ontario

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One-way flight from Cleveland Hopkins Intl to Ontario

Search Deals

CLE - LAX Price	$217 - $502
LAX Temperature	57.2 - 73.4 °F
LAX Rainfall	0 - 3.4 inches

CLE - LAX

Price

$217 - $502

LAX

Temperature

57.2 - 73.4 °F

LAX

Rainfall

0 - 3.4 inches

Travelers have found it’s best to book a flight 31 days in advance to save up to 28% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 31 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Cleveland to Ontario 1-2 weeks in advance for as low as $334, or $437 for flights within the next 24 hours.

Cheap flights from Cleveland to Ontario in June, July 2023

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.

Jun 21 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 57m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$196

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 04m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$206

Frontier

Deal found 6/1

Jun 22 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 20m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$221

Multiple Airlines

Deal found 5/31

Jul 26 - Aug 2

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

14h 15m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 40m

$225

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 56m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$236

Frontier

Deal found 6/1

Jun 21 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 38m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$240

Multiple Airlines

Deal found 5/31

Jun 28 - Jul 5

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 57m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 38m

$243

Frontier

Deal found 5/31

Jun 19 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

15h 45m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

13h 18m

$248

Frontier

Deal found 6/1

Jun 20 - Jun 27

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

13h 59m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

13h 29m

$249

Frontier

Deal found 5/31

Cleveland to Ontario 2023 flight deals

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.

Jun 21 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 57m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$196

Frontier

Deal found 5/31

Oct 3 - Oct 11

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

10h 18m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 12m

$205

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 04m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$206

Frontier

Deal found 6/1

Sep 19 - Sep 27

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

10h 18m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 29m

$208

Frontier

Deal found 5/31

Aug 23 - Aug 28

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

16h 46m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

19h 10m

$215

Frontier

Deal found 5/30

Jun 22 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 20m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$221

Multiple Airlines

Deal found 5/31

Jul 26 - Aug 2

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

14h 15m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 40m

$225

Frontier

Deal found 5/31

Oct 26 - Oct 28

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

19h 44m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 12m

$228

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 56m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$236

Frontier

Deal found 6/1

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

Jun 21 - Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 57m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$196

Frontier

Deal found 5/31

Oct 3 - Oct 11

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

10h 18m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 12m

$205

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 04m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$206

Frontier

Deal found 6/1

Sep 19 - Sep 27

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

10h 18m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 29m

$208

Frontier

Deal found 5/31

Aug 23 - Aug 28

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

16h 46m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

19h 10m

$215

Frontier

Deal found 5/30

Jul 26 - Aug 2

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

14h 15m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 40m

$225

Frontier

Deal found 5/31

Oct 26 - Oct 28

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

19h 44m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 12m

$228

Frontier

Deal found 5/31

Jun 15 - Jun 19

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 56m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

17h 47m

$236

Frontier

Deal found 6/1

Jun 28 - Jul 5

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 57m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 38m

$243

Frontier

Deal found 5/31

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.

Jun 7 - Jun 24

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 39m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 30m

$1,041

Alaska Airlines

Deal found 5/31

Jun 7 - Jun 25

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

19h 39m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

29h 20m

$1,055

Alaska Airlines

Deal found 5/31

Jun 8 - Jun 12

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

8h 29m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

18h 32m

$1,056

Alaska Airlines

Deal found 5/30

Jun 8 - Jun 24

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

14h 59m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

10h 30m

$1,081

Alaska Airlines

Deal found 6/1

Jun 8 - Jun 10

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 41m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

14h 13m

$1,085

Alaska Airlines

Deal found 5/31

Jun 7 - Jun 14

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

15h 52m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

29h 45m

$1,153

Alaska Airlines

Deal found 5/31

Jun 8 - Jun 10

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

14h 59m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

14h 13m

$1,210

Alaska Airlines

Deal found 5/31

Jun 8 - Jun 9

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

8h 29m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

14h 13m

$1,256

Alaska Airlines

Deal found 6/1

Jun 8 - Jun 16

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

15h 52m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

20h 45m

$1,270

Alaska Airlines

Deal found 6/1

Last minute flights from Cleveland to Ontario

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.

Jun 10 - Jun 15

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

16h 00m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

11h 15m

$258

Frontier

Deal found 5/31

Jun 7 - Jul 7

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

12h 59m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

24h 37m

$275

Frontier

Deal found 5/31

Jun 8 - Jun 10

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 20m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

25h 27m

$300

Multiple Airlines

Deal found 5/31

Jun 9 - Jun 11

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 24m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

23h 05m

$314

Multiple Airlines

Deal found 5/31

Jun 8 - Jun 10

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

21h 10m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

25h 27m

$315

Frontier

Deal found 5/31

Jun 7 - Jul 7

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

20h 04m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

24h 37m

$317

Frontier

Deal found 5/31

Jun 9 - Jun 11

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

15h 35m

ONT

Ontario

CLE

Cleveland Hopkins Intl

1 stop

12h 33m

$338

Frontier

Deal found 6/1

Jun 9 - Jun 11

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 24m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

22h 08m

$360

Multiple Airlines

Deal found 5/31

Jun 7 - Jul 6

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 09m

ONT

Ontario

CLE

Cleveland Hopkins Intl

2 stops

15h 44m

$379

Frontier

Deal found 5/31

One-way flights to Ontario from Cleveland

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.

Jun 20

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 07m

$99

Frontier

Deal found 5/31

Sep 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

10h 18m

$104

Frontier

Deal found 5/31

Jun 8

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 20m

$105

Multiple Airlines

Deal found 5/31

Jun 8

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

21h 20m

$107

Multiple Airlines

Deal found 5/31

Jun 7

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

24h 09m

$114

Frontier

Deal found 5/31

Jun 26

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

23h 40m

$116

Multiple Airlines

Deal found 5/31

Aug 29

CLE

Cleveland Hopkins Intl

ONT

Ontario

1 stop

20h 33m

$117

Multiple Airlines

Deal found 5/31

Jun 8

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

21h 10m

$119

Frontier

Deal found 5/31

Jun 7

CLE

Cleveland Hopkins Intl

ONT

Ontario

2 stops

20h 04m

$121

Frontier

Deal found 5/31

Find flights from Cleveland to Ontario within your budget

Fly from

Fly to

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

$196

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 10/3

1 stop10h 18m

Ontario

Wed 10/11

1 stop10h 12m

$205

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/15

1 stop24h 04m

Ontario

Mon 6/19

1 stop17h 47m

$206

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 9/19

1 stop10h 18m

Ontario

Wed 9/27

1 stop17h 29m

$208

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 8/23

1 stop16h 46m

Ontario

Mon 8/28

1 stop19h 10m

$215

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/22

1 stop21h 20m

Ontario

Mon 6/26

1 stop17h 47m

$221

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 6/21

2 stops19h 38m

Ontario

Mon 6/26

1 stop17h 47m

$240

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 8/24

1 stop7h 10m

Ontario

Wed 8/30

2 stops9h 42m

$242

Pick Dates

Cleveland Hopkins IntlOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Thu 6/29

1 stop21h 20m

Ontario

Thu 7/6

1 stop10h 04m

$265

Pick Dates

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

Check prices

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

Check prices

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

Check prices

Reviews

1 / 10

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

Related info for your journey

Alternative routes for Cleveland to Ontario

Cleveland to San Diegofrom $65 pp

Cincinnati to Los Angelesfrom $118 pp

Cincinnati to Santa Anafrom $123 pp

Cleveland to Los Angelesfrom $197 pp

Cincinnati to San Franciscofrom $210 pp

Cleveland to San Franciscofrom $247 pp

Top 5 airlines flying from Cleveland to Ontario

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Spirit Airlines	Cheapest$136	Average$258	FlexibilityNo cancel fee	On-time65%	COVID-19 safety	Search Spirit Airlines flights
Frontier	Cheapest$164	Average$241	FlexibilityNo cancel fee	On-time62%	COVID-19 safety	Search Frontier flights
American Airlines	Cheapest$266	Average$506	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
United Airlines	Cheapest$311	Average$453	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Delta	Cheapest$321	Average$477	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights

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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.

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

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Cleveland to Ontario?

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

What is the cheapest month to fly from Cleveland to Ontario?

When is the cheapest time to fly from Cleveland to Ontario (CLE - ONT)?

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.

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.

Related info for your journey

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

Which airlines flying from Cleveland Hopkins Intl to Ontario have flexible cancellations due to COVID-19?

Can I find flights from Cleveland to Ontario for under $200 on Cheapflights?

Are there last-minute flights available from Cleveland to Ontario for under $300?

What is the cheapest airline to fly from Cleveland to Ontario round-trip?

What are the most popular airlines that fly from Cleveland to Ontario?

What does CLE to ONT mean?

Other flights from Cleveland

Other flights to Ontario

Flights to Ontario from Cleveland

Rent a Car

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.

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