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$124+ Cheap flights from Columbus (CMH) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — YYZ
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Columbus to Ontario

Keep the following information in mind while searching for Columbus to Ontario flight deals. Data was last updated July 3, 2025.

Round-trip from

$278
(Mytrip)

One-way from

$124
(Mytrip)

Popular in

May

Cheapest in

October

Average price

$668

Good round-trip deal

$636 or less

Good one-way deal

$323 or less
From Columbus to Ontario
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One-way flight from Columbus to Ontario
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Highest demand for flights based on searches. 4% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Columbus to Ontario.
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Price to beat on a one-way flight from Columbus to Ontario.
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Find flight deals from Columbus to Ontario

Cheapest flights from Columbus to Ontario
Explore the most affordable flight options available from Columbus to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:15 amCMH - YYZ
1 stop8h 50mMultiple Airlines
Mon 10/69:50 amYYZ - CMH
1 stop8h 06mMultiple Airlines
Deal found 7/2$278
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/96:52 pmCMH - YUL
1 stop17h 33mMultiple Airlines
Sat 8/167:20 pmYUL - CMH
1 stop21h 49mMultiple Airlines
Deal found 7/2$345
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/55:05 amCMH - YOW
1 stop12h 10mMultiple Airlines
Tue 8/123:50 pmYOW - CMH
1 stop19h 39mMultiple Airlines
Deal found 7/2$358
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:50 amCMH - YYZ
1 stop7h 41mAmerican Airlines
Tue 9/301:15 pmYYZ - CMH
1 stop7h 21mAmerican Airlines
Deal found 7/2$366
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:50 pmCMH - YUL
1 stop14h 55mAmerican Airlines
Thu 9/1112:31 pmYUL - CMH
1 stop11h 26mAmerican Airlines
Deal found 7/2$369
This Air Canada deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/107:00 amCMH - YOW
1 stop4h 05mAir Canada
Sun 7/1310:00 amYOW - CMH
1 stop5h 33mAir Canada
Deal found 7/3$665
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/27:10 amCMH - YOW
2 stops9h 55mUnited Airlines
Sat 8/92:45 pmYOW - CMH
1 stop8h 57mUnited Airlines
Deal found 7/3$724
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/22:05 pmCMH - YOW
2 stops10h 17mDelta
Sat 8/95:55 amYOW - CMH
2 stops7h 33mDelta
Deal found 7/2$765

Cheapflights Fare Finder

Customize your flight search to find flights from Columbus 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Columbus Airport to Ontario that are best for you.

Fly from

Columbus

Fly to

Ontario

Route

Depart

Return

Price

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Tue 9/30

5:15 am-2:05 pm

1 stop8h 50m

Toronto Pearson Intl

Mon 10/6

9:50 am-5:56 pm

1 stop8h 06m

$278

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Sat 8/9

6:52 pm-12:25 pm

1 stop17h 33m

Montreal Pierre Elliott Trudeau Intl

Sat 8/16

7:20 pm-5:09 pm

1 stop21h 49m

$345

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Tue 8/5

5:05 am-5:15 pm

1 stop12h 10m

Ottawa

Tue 8/12

3:50 pm-11:29 am

1 stop19h 39m

$358

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Tue 9/23

6:50 am-2:31 pm

1 stop7h 41m

Toronto Pearson Intl

Tue 9/30

1:15 pm-8:36 pm

1 stop7h 21m

$366

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Mon 9/8

8:50 pm-11:45 am

1 stop14h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 9/11

12:31 pm-11:57 pm

1 stop11h 26m

$369

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Mon 9/8

12:26 pm-9:48 pm

2 stops9h 22m

Montreal Pierre Elliott Trudeau Intl

Thu 9/11

7:00 am-3:39 pm

1 stop8h 39m

$498

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Sat 8/2

9:20 am-3:05 pm

1 stop5h 45m

Ottawa

Sat 8/9

3:55 pm-8:38 pm

1 stop4h 43m

$665

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Sat 8/2

7:10 am-5:05 pm

2 stops9h 55m

Ottawa

Sat 8/9

2:45 pm-11:42 pm

1 stop8h 57m

$724

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Sat 8/2

2:05 pm-12:22 am

2 stops10h 17m

Ottawa

Sat 8/9

5:55 am-1:28 pm

2 stops7h 33m

$765

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Sat 8/16

5:15 am-2:05 pm

1 stop8h 50m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 16 results
1
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Best time to book a flight from Columbus to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Columbus with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Columbus Airport to Ontario

What is the cheapest month to book a flight from Columbus Airport to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Columbus Airport to Region of Ontario (average of $243). Flying from Columbus Airport to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CMH to ON?

Find hourly flight availability from Columbus to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Columbus Airport to Region of Ontario as you normally would.

Weekly flight availability from Columbus Airport to Region of Ontario

Explore weekly flight availability from Columbus to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from CMH to CAON are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Columbus Airport to Ontario, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,845 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,678 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Columbus to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Columbus Airport to Region of Ontario one-way?

    One-way options have recently been found by users for as low as $163 on Delta. Other airlines that offer cheap prices include American Airlines from $216 and Air Canada from $263 one-way.

  • What are the most popular routes from Columbus Airport to Region of Ontario?

    The most popular flight routes from Columbus Airport to Region of Ontario are Columbus - Toronto Pearson Intl, Columbus - Montreal Pierre Elliott Trudeau Intl and Columbus - Ottawa.

  • What are the most reliable airlines from Columbus Airport to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Columbus Airport to Region of Ontario consider choosing Air Canada (68%), United Airlines (68%) or Jazz (63%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Columbus Airport to Region of Ontario?

    While on average a flight from Columbus Airport to Region of Ontario is generally $1,981, our data shows the cheapest flight currently is $242. When looking at the most popular route, (Columbus - Toronto Pearson Intl), you can expect to pay $278 for that flight.

  • Can I find deals for flights from Columbus to Ontario that include hotel bookings?

    Yes. In addition to deals on Columbus to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Columbus to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Columbus to Ontario.

  • Can I find deals for business class flights from Columbus to Ontario?

    Yes. Cheapflights offers flight deals from Columbus to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Columbus Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Columbus Airport to Region of Ontario (average of $243). Flying from Columbus Airport to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Columbus to Ontario

Discover the top 3 airlines that operate flights from Columbus to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$265Average$687FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$308Average$746FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$472Average$626FlexibilityNo cancel feeOn-time71%

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