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Cheap flights from Ontario to Columbus from $144

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 8/31. 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

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Find the cheapest flights from Ontario to Columbus

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:49 am - 4:02 pm
ONT
-
CMH
26h 13m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$298Frontier
Thu, Aug 6 - Mon, Aug 10
Frontier Logo
10:50 am - 4:02 pm
ONT
-
CMH
26h 12m
1 stop
Frontier Logo
4:47 pm - 10:05 am
CMH
-
ONT
20h 18m
1 stop
$308Frontier
Tue, Sep 1 - Mon, Sep 7
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$310Frontier
Wed, Jul 22 - Wed, Jul 29
Delta Logo
1:00 pm - 10:55 pm
ONT
-
CMH
6h 55m
1 stop
Delta Logo
1:07 pm - 6:04 pm
CMH
-
ONT
7h 57m
1 stop
$312Delta
Tue, Sep 22 - Thu, Sep 24
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$314Frontier
Fri, Jul 24 - Wed, Jul 29
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$318Frontier
Mon, Jul 6 - Mon, Jul 13
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 10:04 am
CMH
-
ONT
20h 17m
1 stop
$324Frontier
Fri, Jul 3 - Wed, Jul 8
American Airlines Logo
12:37 pm - 10:20 pm
ONT
-
CMH
6h 43m
1 stop
American Airlines Logo
8:02 am - 1:25 pm
CMH
-
ONT
8h 23m
1 stop
$336American Airlines
Tue, Sep 22 - Thu, Sep 24
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$337Frontier
Wed, Jul 22 - Mon, Jul 27
Frontier Logo
6:00 am - 4:02 pm
ONT
-
CMH
7h 02m
1 stop
Frontier Logo
4:47 pm - 11:50 pm
CMH
-
ONT
10h 03m
1 stop
$341Frontier
Wed, Jul 8 - Mon, Jul 13

Frontier flights from Ontario to Columbus

Our best Frontier deals on Ontario to Columbus flight tickets
Frontier
Aug 3
ONT6:00 amOntario
7h 02m
1 stop
CMH4:02 pmColumbus
Aug 12
CMH3:22 pmColumbus
11h 28m
1 stop
ONT11:50 pmOntario
$298
Frontier
Aug 3
ONT6:00 amOntario
7h 02m
1 stop
CMH4:02 pmColumbus
Aug 10
CMH3:22 pmColumbus
11h 28m
1 stop
ONT11:50 pmOntario
$303
Frontier
Sep 1
ONT10:50 amOntario
26h 12m
1 stop
CMH4:02 pmColumbus
Sep 7
CMH4:47 pmColumbus
20h 18m
1 stop
ONT10:05 amOntario
$308

United Airlines flights from Ontario to Columbus

Our best United Airlines deals on Ontario to Columbus flight tickets
United Airlines
Sep 1
ONT5:00 amOntario
6h 34m
1 stop
CMH2:34 pmColumbus
Sep 2
CMH11:05 amColumbus
11h 56m
2 stops
ONT8:01 pmOntario
$382
United Airlines
Sep 1
ONT5:00 amOntario
6h 34m
1 stop
CMH2:34 pmColumbus
Sep 2
CMH5:08 pmColumbus
6h 45m
1 stop
ONT8:53 pmOntario
$412
United Airlines
Jun 16
ONT6:05 amOntario
7h 48m
1 stop
CMH4:53 pmColumbus
Jun 23
CMH5:01 pmColumbus
7h 54m
1 stop
ONT9:55 pmOntario
$607

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 4, 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

Thu 8/6

10:49 am-4:02 pm

1 stop26h 13m

Columbus

Mon 8/10

4:47 pm-11:50 pm

1 stop10h 03m

$298

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Tue 9/1

10:50 am-4:02 pm

1 stop26h 12m

Columbus

Mon 9/7

4:47 pm-10:05 am

1 stop20h 18m

$308

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 7/22

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Wed 7/29

4:47 pm-11:50 pm

1 stop10h 03m

$310
Quickest round-trip

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Tue 9/22

1:00 pm-10:55 pm

1 stop6h 55m

Columbus

Thu 9/24

1:07 pm-6:04 pm

1 stop7h 57m

$312

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Fri 7/24

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Wed 7/29

4:47 pm-11:50 pm

1 stop10h 03m

$314

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Mon 7/6

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Mon 7/13

4:47 pm-11:50 pm

1 stop10h 03m

$318

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Fri 7/3

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Wed 7/8

4:47 pm-10:04 am

1 stop20h 17m

$324

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Tue 9/22

12:37 pm-10:20 pm

1 stop6h 43m

Columbus

Thu 9/24

8:02 am-1:25 pm

1 stop8h 23m

$336

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 7/22

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Mon 7/27

4:47 pm-11:50 pm

1 stop10h 03m

$337

OntarioColumbus

ONT - CMH

ONTCMH

Ontario

Wed 7/8

6:00 am-4:02 pm

1 stop7h 02m

Columbus

Mon 7/13

4:47 pm-11:50 pm

1 stop10h 03m

$341

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Columbus from

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 $378. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $558. 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

6h 10m

Direct flights

None
The fastest flight from Ontario to Columbus takes 6h 10m
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 6h 10m.

  • 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
DeltaPriceFrom $216Free CancellationRating
7.8
8,395 reviews
Search Delta flights
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,773 reviews
Search United Airlines flights
SouthwestPriceFrom $259Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
American AirlinesPriceFrom $278Free CancellationRating
7.1
11,641 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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