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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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — YYZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$263
(Mytrip)

One-way from

$124
(Mytrip)

Popular in

May

Cheapest in

October

Average price

$560

Good round-trip deal

$634 or less

Good one-way deal

$394 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 ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 7/258:37 pmCMH - YYZ
1 stop17h 28mMultiple Airlines
Tue 8/56:30 amYYZ - CMH
1 stop13h 02mMultiple Airlines
Deal found 6/10$263
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/3011:44 amYYZ - CMH
1 stop8h 52mAmerican Airlines
Deal found 6/11$349
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/1112:30 pmYUL - CMH
1 stop11h 27mAmerican Airlines
Deal found 6/11$352
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Wed 8/139:15 amCMH - YUL
1 stop8h 40mMultiple Airlines
Sat 8/168:55 amYUL - CMH
2 stops8h 28mMultiple Airlines
Deal found 6/11$361
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Thu 7/105:05 amCMH - YOW
1 stop12h 10mMultiple Airlines
Thu 7/173:50 pmYOW - CMH
1 stop8h 28mMultiple Airlines
Deal found 6/12$381
This Delta deal was found by Cheapflights users on 6/12. 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.
Tue 7/2212:00 pmCMH - YUL
1 stop9h 28mDelta
Wed 7/3011:00 amYUL - CMH
1 stop11h 05mDelta
Deal found 6/12$434
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/256:00 amCMH - YYZ
1 stop15h 04mUnited Airlines
Thu 8/289:00 amYYZ - CMH
1 stop7h 48mUnited Airlines
Deal found 6/10$456
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 7/42:21 pmCMH - YYZ
1 stop9h 23mDelta
Tue 7/87:55 amYYZ - CMH
1 stop7h 57mDelta
Deal found 6/11$466
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:15 pmCMH - YYZ
Nonstop1h 20mAir Canada
Sat 10/112:15 pmYYZ - CMH
Nonstop1h 18mAir Canada
Deal found 6/11$480
This Air Canada deal was found by Cheapflights users on 6/11. 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 11/69:30 amCMH - YUL
2 stops9h 43mAir Canada
Sat 11/152:10 pmYUL - CMH
1 stop6h 46mAir Canada
Deal found 6/11$616
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 11/254:10 pmCMH - YUL
1 stop5h 07mUnited Airlines
Tue 12/21:15 pmYUL - CMH
2 stops10h 16mUnited Airlines
Deal found 6/11$645
This Air Canada deal was found by Cheapflights users on 6/11. 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 6/11$704

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 June 12, 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

Fri 7/25

8:37 pm-2:05 pm

1 stop17h 28m

Toronto Pearson Intl

Tue 8/5

6:30 am-7:32 pm

1 stop13h 02m

$263

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

12:30 pm-11:57 pm

1 stop11h 27m

$352

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Wed 8/13

9:15 am-5:55 pm

1 stop8h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 8/16

8:55 am-5:23 pm

2 stops8h 28m

$361

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Thu 7/10

5:05 am-5:15 pm

1 stop12h 10m

Ottawa

Thu 7/17

3:50 pm-12:18 am

1 stop8h 28m

$381

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Sat 8/23

6:30 am-2:31 pm

1 stop8h 01m

Toronto Pearson Intl

Mon 8/25

11:00 am-6:26 pm

1 stop7h 26m

$416

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Tue 7/22

12:00 pm-9:28 pm

1 stop9h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 7/29

6:00 am-10:05 pm

1 stop16h 05m

$434

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Mon 8/25

6:00 am-9:04 pm

1 stop15h 04m

Toronto Pearson Intl

Thu 8/28

9:00 am-4:48 pm

1 stop7h 48m

$456

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Fri 7/4

2:21 pm-11:44 pm

1 stop9h 23m

Toronto Pearson Intl

Tue 7/8

7:55 am-3:52 pm

1 stop7h 57m

$466

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Fri 7/25

4:15 pm-5:35 pm

Nonstop1h 20m

Toronto Pearson Intl

Fri 8/1

2:15 pm-3:33 pm

Nonstop1h 18m

$482

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Thu 11/6

9:30 am-7:13 pm

2 stops9h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 11/15

2:10 pm-8:56 pm

1 stop6h 46m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 30 results
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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 July is currently the most expensive (average of $353). 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 June 12, 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 June 12, 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).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Columbus to Ontario, such as Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 $169 on Sun Country Air. Other airlines that offer cheap prices include Delta from $181 and American Airlines from $201 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 (73%), Jazz (73%) or United Airlines (73%) 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 $2,227, our data shows the cheapest flight currently is $279. When looking at the most popular route, (Columbus - Toronto Pearson Intl), you can expect to pay $275 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 July is currently the most expensive (average of $353). 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$265Average$687FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$308Average$794FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$472Average$620FlexibilityNo cancel feeOn-time71%

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