HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$89+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — YYZ
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Columbus to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 21, 2025.

Round-trip from

$172
(Mytrip)

One-way from

$89
(Mytrip)

Popular in

February

Cheapest in

May

Average price

$652

Good round-trip deal

$802 or less

Good one-way deal

$349 or less
From Columbus to Ontario
Search Deals
One-way flight from Columbus to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Columbus to Ontario.
Search Deals
Price to beat on a one-way flight from Columbus to Ontario.
Search Deals

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 March 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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.
Wed 4/26:07 pmCMH - YYZ
1 stop29h 48mMultiple Airlines
Tue 4/87:05 amYYZ - CMH
1 stop17h 36mMultiple Airlines
Deal found 3/20$172
This Mytrip deal was found by Cheapflights users on 3/20. 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.
Thu 4/36:00 amCMH - YUL
1 stop8h 55mMultiple Airlines
Sun 4/63:55 pmYUL - CMH
1 stop25h 07mMultiple Airlines
Deal found 3/20$276
This Delta deal was found by Cheapflights users on 3/21. 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 5/66:19 pmCMH - YUL
1 stop5h 09mDelta
Tue 5/276:00 amYUL - CMH
1 stop3h 51mDelta
Deal found 3/21$361
This American Airlines deal was found by Cheapflights users on 3/20. 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 6/164:16 pmCMH - YUL
1 stop17h 29mAmerican Airlines
Mon 6/235:30 pmYUL - CMH
1 stop14h 51mAmerican Airlines
Deal found 3/20$362
This Delta deal was found by Cheapflights users on 3/20. 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 9/235:30 pmCMH - YYZ
1 stop5h 37mDelta
Tue 9/307:59 amYYZ - CMH
1 stop5h 26mDelta
Deal found 3/20$371
This Air Canada deal was found by Cheapflights users on 3/20. 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.
Fri 6/207:00 amCMH - YUL
1 stop9h 43mAir Canada
Fri 6/208:00 pmYUL - CMH
1 stop13h 35mAir Canada
Deal found 3/20$393
This deal was found by Cheapflights users on 3/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/812:45 pmCMH - YUL
1 stop5h 15mUnited Airlines
Tue 4/156:15 amYUL - CMH
1 stop9h 10mUnited Airlines
Deal found 3/21$407
This Mytrip deal was found by Cheapflights users on 3/21. 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.
Sun 4/205:15 amCMH - YOW
3 stops29h 59mMultiple Airlines
Sun 4/276:15 amYOW - CMH
2 stops12h 43mMultiple Airlines
Deal found 3/21$425
This Justfly.com deal was found by Cheapflights users on 3/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:00 amCMH - YUL
1 stop16h 18mWestJet
Sun 8/246:00 amYUL - CMH
1 stop7h 28mWestJet
Deal found 3/19$431
This American Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 5/242:34 pmCMH - YYZ
1 stop8h 26mAmerican Airlines
Thu 5/2910:55 amYYZ - CMH
1 stop6h 59mAmerican Airlines
Deal found 3/20$433
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/2410:37 amCMH - YYZ
2 stops11h 50mUnited Airlines
Thu 5/2912:45 pmYYZ - CMH
1 stop10h 43mUnited Airlines
Deal found 3/20$546
This Air Canada deal was found by Cheapflights users on 3/20. 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 5/229:20 amCMH - YYZ
Nonstop1h 21mAir Canada
Sun 5/257:20 pmYYZ - CMH
Nonstop1h 20mAir Canada
Deal found 3/20$550

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 March 21, 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

Wed 4/2

6:07 pm-11:55 pm

1 stop29h 48m

Toronto Pearson Intl

Tue 4/8

7:05 am-12:41 am

1 stop17h 36m

$172

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Thu 4/3

6:00 am-2:55 pm

1 stop8h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 4/6

3:55 pm-5:02 pm

1 stop25h 07m

$276

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Wed 4/23

2:50 pm-8:50 pm

1 stop6h 00m

Toronto Pearson Intl

Sat 4/26

6:05 pm-11:11 pm

1 stop5h 06m

$360

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Tue 5/6

6:19 pm-11:28 pm

1 stop5h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 5/27

6:00 am-9:51 am

1 stop3h 51m

$361

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Mon 6/16

4:16 pm-9:45 am

1 stop17h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 6/23

5:30 pm-8:21 am

1 stop14h 51m

$362

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Fri 6/20

7:00 am-4:43 pm

1 stop9h 43m

Montreal Pierre Elliott Trudeau Intl

Fri 6/20

8:00 pm-9:35 am

1 stop13h 35m

$393

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Tue 4/8

12:45 pm-6:00 pm

1 stop5h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 4/15

6:15 am-3:25 pm

1 stop9h 10m

$407

ColumbusOttawa

CMH - YOW

CMHYOW

Columbus

Sun 4/20

5:15 am-11:14 am

3 stops29h 59m

Ottawa

Sun 4/27

6:15 am-6:58 pm

2 stops12h 43m

$425

ColumbusMontreal

CMH - YUL

CMHYUL

Columbus

Fri 8/22

7:00 am-11:18 pm

1 stop16h 18m

Montreal Pierre Elliott Trudeau Intl

Sun 8/24

6:00 am-1:28 pm

1 stop7h 28m

$431

ColumbusToronto

CMH - YYZ

CMHYYZ

Columbus

Sat 5/24

2:34 pm-11:00 pm

1 stop8h 26m

Toronto Pearson Intl

Thu 5/29

10:55 am-5:54 pm

1 stop6h 59m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 26 results
1
2
3

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 $359). 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 March 21, 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.

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 March 21, 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
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,783 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,907 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $152 on Delta. Other airlines that offer cheap prices include American Airlines from $165 and Air Canada from $185 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 cheapest flights from Columbus Airport to Region of Ontario?

    While on average a flight from Columbus Airport to Region of Ontario is generally $1,915, our data shows the cheapest flight currently is $235. When looking at the most popular route, (Columbus - Toronto Pearson Intl), you can expect to pay $210 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 $359). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$256Average$777FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$310Average$775FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$472Average$674FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.