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Cheap flights from Ontario to Columbus from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Columbus departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Columbus

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:49 pm
CMH
-
ONT
10h 02m
1 stop
$244Frontier
Wed, Aug 19 - Wed, Aug 26
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:49 pm
CMH
-
ONT
10h 02m
1 stop
$247Frontier
Wed, Aug 19 - Fri, Aug 21
Southwest Logo
9:15 am - 5:50 pm
ONT
-
CMH
5h 35m
1 stop
Southwest Logo
6:00 pm - 9:40 pm
CMH
-
ONT
6h 40m
1 stop
$262Southwest
Wed, Oct 21 - Tue, Oct 27
Southwest Logo
8:25 am - 8:30 pm
ONT
-
CMH
9h 05m
1 stop
Southwest Logo
6:50 am - 12:30 pm
CMH
-
ONT
8h 40m
2 stops
$267Southwest
Wed, Aug 5 - Wed, Aug 12
Southwest Logo
6:15 am - 5:50 pm
ONT
-
CMH
8h 35m
2 stops
Southwest Logo
6:00 am - 12:20 pm
CMH
-
ONT
9h 20m
2 stops
$273Southwest
Wed, Oct 21 - Tue, Oct 27
Delta Logo
1:06 pm - 11:03 pm
ONT
-
CMH
6h 57m
1 stop
Delta Logo
7:00 am - 12:16 pm
CMH
-
ONT
8h 16m
1 stop
$277Delta
Tue, Aug 4 - Wed, Aug 12
Frontier Logo
10:50 am - 4:02 pm
ONT
-
CMH
26h 12m
1 stop
Frontier Logo
4:47 pm - 11:49 pm
CMH
-
ONT
10h 02m
1 stop
$287Frontier
Tue, Aug 18 - Wed, Aug 26
Southwest Logo
10:15 am - 7:05 pm
ONT
-
CMH
5h 50m
1 stop
Southwest Logo
7:15 am - 12:40 pm
CMH
-
ONT
8h 25m
1 stop
$288Southwest
Sat, Aug 22 - Wed, Aug 26
Frontier Logo
10:49 am - 2:27 pm
ONT
-
CMH
24h 38m
1 stop
Frontier Logo
4:47 pm - 10:05 am
CMH
-
ONT
20h 18m
1 stop
$294Frontier
Sun, Aug 16 - Mon, Aug 24
Frontier Logo
10:49 am - 2:27 pm
ONT
-
CMH
24h 38m
1 stop
Frontier Logo
4:47 pm - 10:05 am
CMH
-
ONT
20h 18m
1 stop
$295Frontier
Sun, Aug 16 - Mon, Aug 24

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Frontier flights from Ontario to Columbus

Our best Frontier deals on Ontario to Columbus flight tickets
Frontier
Aug 19
ONT6:00 amOntario
7h 02m
1 stop
CMH4:02 pmColumbus
Aug 26
CMH4:47 pmColumbus
10h 02m
1 stop
ONT11:49 pmOntario
$244
Frontier
Aug 19
ONT6:00 amOntario
7h 02m
1 stop
CMH4:02 pmColumbus
Aug 21
CMH4:47 pmColumbus
10h 02m
1 stop
ONT11:49 pmOntario
$247
Frontier
Aug 18
ONT10:50 amOntario
26h 12m
1 stop
CMH4:02 pmColumbus
Aug 26
CMH4:47 pmColumbus
10h 02m
1 stop
ONT11:49 pmOntario
$287

Southwest flights from Ontario to Columbus

Our best Southwest deals on Ontario to Columbus flight tickets
Southwest
Oct 21
ONT9:15 amOntario
5h 35m
1 stop
CMH5:50 pmColumbus
Oct 27
CMH6:00 pmColumbus
6h 40m
1 stop
ONT9:40 pmOntario
$262
Southwest
Aug 5
ONT8:25 amOntario
9h 05m
1 stop
CMH8:30 pmColumbus
Aug 12
CMH6:50 amColumbus
8h 40m
2 stops
ONT12:30 pmOntario
$267
Southwest
Oct 21
ONT6:15 amOntario
8h 35m
2 stops
CMH5:50 pmColumbus
Oct 27
CMH6:00 amColumbus
9h 20m
2 stops
ONT12:20 pmOntario
$273

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Columbus 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, momondo users made 832,500 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from Ontario to Columbus that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 8/19

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Wed 8/26

4:47 pm-11:49 pm

1 stop10h 02m

$244

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 8/19

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Fri 8/21

4:47 pm-11:49 pm

1 stop10h 02m

$247
Quickest round-trip

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 10/21

9:15 am-5:50 pm

1 stop5h 35m

Columbus

Tue 10/27

6:00 pm-9:40 pm

1 stop6h 40m

$262

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 8/5

8:25 am-8:30 pm

1 stop9h 05m

Columbus

Wed 8/12

6:50 am-12:30 pm

2 stops8h 40m

$267

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 10/21

6:15 am-5:50 pm

2 stops8h 35m

Columbus

Tue 10/27

6:00 am-12:20 pm

2 stops9h 20m

$273

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Tue 8/4

1:06 pm-11:03 pm

1 stop6h 57m

Columbus

Wed 8/12

7:00 am-12:16 pm

1 stop8h 16m

$277

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Tue 8/18

10:50 am-4:02 pm

1 stop26h 12m

Columbus

Wed 8/26

4:47 pm-11:49 pm

1 stop10h 02m

$287

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Sat 8/22

10:15 am-7:05 pm

1 stop5h 50m

Columbus

Wed 8/26

7:15 am-12:40 pm

1 stop8h 25m

$288

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Sun 8/16

10:49 am-2:27 pm

1 stop24h 38m

Columbus

Mon 8/24

4:47 pm-10:05 am

1 stop20h 18m

$294

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Sun 8/16

10:49 am-2:27 pm

1 stop24h 38m

Columbus

Mon 8/24

4:47 pm-10:05 am

1 stop20h 18m

$295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Ontario to Columbus

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Columbus?

What is the cheapest month to fly to Columbus?

The cheapest month to fly to Columbus from Ontario is in November. Flight prices, which tend to average around $182, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Columbus from Ontario during May instead. Flights to Columbus in May, while not as cheap as those in November, still average around $230.

What is the cheapest day to depart on your flight to Columbus?

The cheapest day to depart from Ontario to Columbus is on a Saturday when prices can be found for as low as $381. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $550. These prices are subject to change though, so be sure to set up a Price Alert for flights to Columbus.

What is the cheapest time of day to depart on your flight to Columbus?

Flying to Columbus from Ontario in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $168 when looking at flights departing in the afternoon. Flights in the morning are often more expensive with an average ticket price of $422.

Cheap Ontario to Columbus flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Columbus

Fastest flight time

5h 25m

Direct flights

None
The fastest flight from Ontario to Columbus takes 5h 25m
There are no direct flights from Ontario to Columbus. There are no popular flight routes from Ontario to Columbus.
Search flight deals

Frequently asked questions about flying from Ontario to Columbus

  • How far is Ontario to Columbus by plane?

    The straight-line distance from Ontario to Columbus is 1940.9 mi. A reasonable flight in good conditions will take 5h 25m.

  • When did momondo last update prices for flights from Ontario Airport to Columbus?

    Prices for flights from Ontario Airport to Columbus are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Columbus?

  • How old do you have to be to fly from Ontario Airport to Columbus?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Columbus.

  • What documentation or ID do you need to fly to Columbus?

    The required travel and health documents for your Columbus trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Columbus. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ontario to Columbus

Compare and see reviews for airlines that fly from Ontario to Columbus with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,807 reviews
Search United Airlines flights
SouthwestPriceFrom $259Free CancellationRating
7.9
4,234 reviews
Search Southwest flights
DeltaPriceFrom $277Free CancellationRating
7.9
8,403 reviews
Search Delta flights
American AirlinesPriceFrom $278Free CancellationRating
7.1
11,643 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Columbus?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Columbus from Ontario.

Can I find flights from Ontario to Columbus with flexible booking policies on momondo?

momondo does allow users to show only those flights to Columbus from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Columbus?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Columbus.

I’m not ready to book a flight from Ontario to Columbus right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Columbus flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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