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Cheap Flights from Ontario International to Port Columbus

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Compare Ontario International to Port Columbus flight deals

Find the cheapest month or even day of the year to fly to Port Columbus

Book the best Port Columbus fare with no extra fees

Flight deals from Ontario International to Port Columbus

Looking for a cheap last-minute deal or the best return flight from Ontario International to Port Columbus? Find the lowest prices on one-way and return tickets right here.
Columbus.284 € per passenger.Departing Tue, 22 Apr, returning Tue, 29 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 22 Apr, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 29 Apr, arriving in Ontario International.Price includes taxes and charges.From 284 €, select.
Columbus.300 € per passenger.Departing Mon, 5 May, returning Tue, 13 May.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 5 May, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 13 May, arriving in Ontario International.Price includes taxes and charges.From 300 €, select.
Columbus.300 € per passenger.Departing Tue, 29 Apr, returning Tue, 6 May.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 29 Apr, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 6 May, arriving in Ontario International.Price includes taxes and charges.From 300 €, select.
Columbus.300 € per passenger.Departing Tue, 27 May, returning Wed, 4 Jun.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 27 May, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Wed, 4 Jun, arriving in Ontario International.Price includes taxes and charges.From 300 €, select.
Columbus.302 € per passenger.Departing Tue, 3 Jun, returning Sat, 7 Jun.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Tue, 3 Jun, arriving in Port Columbus.Inbound indirect flight with United, departs from Port Columbus on Sat, 7 Jun, arriving in Ontario International.Price includes taxes and charges.From 302 €, select.
Columbus.316 € per passenger.Departing Tue, 19 Aug, returning Tue, 2 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 19 Aug, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 2 Sep, arriving in Ontario International.Price includes taxes and charges.From 316 €, select.
Columbus.317 € per passenger.Departing Tue, 5 Aug, returning Tue, 12 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 5 Aug, arriving in Port Columbus.Inbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 12 Aug, arriving in Ontario International.Price includes taxes and charges.From 317 €, select.
Columbus.333 € per passenger.Departing Wed, 17 Sep, returning Mon, 22 Sep.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Wed, 17 Sep, arriving in Port Columbus.Inbound indirect flight with United, departs from Port Columbus on Mon, 22 Sep, arriving in Ontario International.Price includes taxes and charges.From 333 €, select.

Find the cheapest month to fly from Ontario International to Port Columbus

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Port Columbus flights are currently cheapest in April.
Apr
from 284 €
May
from 300 €
Jun
from 302 €
Jul
from 351 €
Aug
from 317 €
Sep
from 333 €
Oct
Find prices
Nov
from 384 €
Dec
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Jan
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Feb
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Mar
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Ontario International to Port Columbus: Alternative routes

Compare routes from Ontario International to Columbus below. You may find an airport to fly into that's cheaper, faster, or easier than Port Columbus.

Ontario to Columbus: Flight information

The things to know before you go.
Cheapest flight found284 €
Cheapest month to flyApril

Finding cheap flights from Ontario International to Port Columbus: Frequently asked questions

The best price we found for a return flight from Ontario International to Port Columbus is 284 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ontario International to Port Columbus. But we found flights with one or more stops from 284 €.
As of April 2025, there are no flights flying from Ontario International to Port Columbus.
The cheapest month to fly from Ontario International to Port Columbus is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Port Columbus Airport on Tuesday, 22 April 2025.
No airlines currently offer direct flights between Ontario International Airport and Port Columbus Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Port Columbus but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Columbus is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines offers the cheapest flight tickets to Port Columbus.

Flying from Ontario International Airport (ONT) to John Glenn Columbus International Airport (CMH): what you need to know

  • If you're taking off during a major holiday or other peak period, allow for even more time. A good general rule is two hours before domestic flights and up to four hours before international departures. Security and check-in lines will be longer.

  • We make it a breeze to book a flight with a stopover. To see all the options for flights from Ontario International Airport to John Glenn Columbus International Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to tour your chosen city. Popular stopovers between ONT and CMH are:

    • Denver International Airport

    • Phoenix Sky Harbour International Airport

    • Harry Reid Airport (formerly McCarran Airport)

How to find the cheapest flights from Ontario International Airport (ONT) to John Glenn Columbus International Airport (CMH)

  • The lowest price we've found for a one-way ticket from Ontario International Airport to John Glenn Columbus International Airport is 142 €. For a return flight on this route, the best price is 284 €. Depending on the availability when you book, these fares could change.

  • Don't wait until the last moment. You're more likely to find cheap tickets from ONT to CMH if you book early. Airlines often have some fantastic early bird rates.

  • The 'Whole month' search tool shows you the cheapest tickets from Ontario International Airport to John Glenn Columbus International Airport across the entire month. It's a good way to snap up a bargain if your dates aren't set in stone.

  • Create a Price Alert for cheap tickets from ONT to CMH. You don't need to check every day to see whether fares have fallen. We'll update you the moment the price changes.

  • Use filters to tailor your flights from Ontario International Airport to John Glenn Columbus International Airport. Enter your preferred departure and arrival times, airlines and number of stops. Or sort your results by 'Cheapest' to get the best deals.

Handy information about Ontario International Airport (ONT)

Arriving at John Glenn Columbus International Airport (CMH)

Getting from John Glenn Columbus International Airport (CMH) to central Columbus

  • John Glenn Columbus International Airport to the centre of Columbus is about 10 minutes in a car. It's approximately 13 kilometres away. See what options are available, such as cabs, car rentals or ride-sharing services.

  • It'll take around 1 hour and 5 minutes if you're travelling by public transport.

When to fly to John Glenn Columbus International Airport (CMH)

  • It's time to plan your trip dates for your flight from Ontario International Airport to John Glenn Columbus International Airport. July is the busiest month to visit Columbus. If you prefer a quieter vibe, go in April.

  • Before locking in your flight from Ontario International Airport to John Glenn Columbus International Airport, consider the kind of weather you like. July is the warmest month in Columbus, with the temperature ranging from 15ºC to 30ºC.

  • January sees average temperatures of between -11ºC and 6ºC. Look for cheap tickets from ONT to CMH around that time if you want to travel in cooler conditions.

More about Columbus

  • Once you've locked in your flights from ONT to CMH, you'll need to find a hotel in Columbus. Make one of these options your base for exploring this city:

  • Franklin Park Conservatory and Botanical Gardens and Ohio Statehouse are just the start of the major attractions to put on your Columbus travel itinerary. Keep the sightseeing going at German Village.

Complete your Columbus trip with hotels and a car rental

  • Comparing flights is not the only thing we do. After booking your cheap ticket to John Glenn Columbus International Airport, explore our car rental deals that'll give you the flexibility to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find the perfect Columbus stay.

Plan the rest of your trip from Ontario to Columbus

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.