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211 € Cheap Flights from Columbus to Ontario International

Compare Columbus to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from Columbus to Ontario International

Looking for a cheap last-minute deal or the best return flight from Columbus to Ontario International Airport? If you want to travel next month, return fares start from 212 €. Find the lowest prices on one-way and return tickets right here.
Ontario.211 € per passenger.Departing Mon, 31 Aug, returning Wed, 2 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Mon, 31 Aug, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 2 Sep, arriving in Port Columbus.Price includes taxes and charges.From 211 €, select.
Ontario.212 € per passenger.Departing Wed, 19 Aug, returning Tue, 25 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Wed, 19 Aug, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 25 Aug, arriving in Port Columbus.Price includes taxes and charges.From 212 €, select.
Ontario.245 € per passenger.Departing Fri, 2 Oct, returning Wed, 7 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Fri, 2 Oct, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 7 Oct, arriving in Port Columbus.Price includes taxes and charges.From 245 €, select.
Ontario.245 € per passenger.Departing Fri, 18 Sep, returning Wed, 23 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Fri, 18 Sep, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 23 Sep, arriving in Port Columbus.Price includes taxes and charges.From 245 €, select.
Ontario.275 € per passenger.Departing Wed, 30 Sep, returning Mon, 12 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Wed, 30 Sep, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Mon, 12 Oct, arriving in Port Columbus.Price includes taxes and charges.From 275 €, select.
Ontario.306 € per passenger.Departing Tue, 3 Nov, returning Thu, 12 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 3 Nov, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Thu, 12 Nov, arriving in Port Columbus.Price includes taxes and charges.From 306 €, select.
Ontario.310 € per passenger.Departing Thu, 20 Aug, returning Tue, 20 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Thu, 20 Aug, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 20 Oct, arriving in Port Columbus.Price includes taxes and charges.From 310 €, select.
Ontario.310 € per passenger.Departing Wed, 20 Jan, returning Wed, 27 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Wed, 20 Jan, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 27 Jan, arriving in Port Columbus.Price includes taxes and charges.From 310 €, select.
Ontario.311 € per passenger.Departing Mon, 7 Dec, returning Mon, 7 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Mon, 7 Dec, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 7 Dec, arriving in Port Columbus.Price includes taxes and charges.From 311 €, select.
Ontario.311 € per passenger.Departing Wed, 28 Oct, returning Tue, 3 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Wed, 28 Oct, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 3 Nov, arriving in Port Columbus.Price includes taxes and charges.From 311 €, select.
Ontario.352 € per passenger.Departing Tue, 29 Dec, returning Tue, 5 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 29 Dec, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 5 Jan, arriving in Port Columbus.Price includes taxes and charges.From 352 €, select.
Ontario.353 € per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Thu, 26 Nov, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Thu, 3 Dec, arriving in Port Columbus.Price includes taxes and charges.From 353 €, select.
Ontario.353 € per passenger.Departing Sat, 27 Feb, returning Sat, 6 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Sat, 27 Feb, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 6 Mar, arriving in Port Columbus.Price includes taxes and charges.From 353 €, select.
Ontario.385 € per passenger.Departing Tue, 23 Feb, returning Fri, 26 Feb.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 23 Feb, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Fri, 26 Feb, arriving in Port Columbus.Price includes taxes and charges.From 385 €, select.
Ontario.390 € per passenger.Departing Tue, 30 Mar, returning Sat, 3 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Tue, 30 Mar, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 3 Apr, arriving in Port Columbus.Price includes taxes and charges.From 390 €, select.
Ontario.422 € per passenger.Departing Wed, 24 Mar, returning Fri, 26 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Port Columbus on Wed, 24 Mar, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Fri, 26 Mar, arriving in Port Columbus.Price includes taxes and charges.From 422 €, select.

Find the cheapest month to fly from Columbus to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Columbus to Ontario International flights are currently cheapest in August.
Jul
from 506 €
Aug
from 212 €
Sep
from 245 €
Oct
from 245 €
Nov
from 306 €
Dec
from 311 €
Jan
from 310 €
Feb
from 385 €
Mar
from 422 €
Apr
Find prices
May
Find prices
Jun
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Columbus to Ontario International: Alternative routes

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

Ontario International

4km from central Ontario
Closest
from 211 €
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San Bernardino Norton AFB

39km from central Ontario
from 495 €
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Santa Ana John Wayne

48km from central Ontario
from 255 €
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Long Beach Municipal

54km from central Ontario
from 291 €
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Hawthorne

65km from central Ontario
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Burbank

67km from central Ontario
from 281 €
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Los Angeles International

71km from central Ontario
Cheapest
from 199 €
Search flights

Columbus to Ontario: Flight information

The things to know before you go.
Cheapest flight found211 €
Cheapest month to flyAugust

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

The best price we found for a return flight from Columbus to Ontario International is 211 €. 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 Columbus to Ontario International. But we found flights with one stop from 211 €.
As of July 2026, there are no flights flying from Columbus to Ontario International.
The cheapest month to fly from Columbus to Ontario International is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Columbus to Ontario International Airport on Monday, 31 August 2026.
No airlines currently offer direct flights between Columbus and Ontario International 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 Ontario International 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 Ontario is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Ontario International is Frontier Airlines .

Travelling from Columbus to Ontario International Airport (ONT): What you need to know

  • Ontario International Airport is located in Ontario. The city is in the UTC-8 timezone and is three hours behind Columbus.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your flight from Columbus to ONT.

  • Flying during a peak month like July? Popular periods (like Thanksgiving, Christmas and New Year) can easily add another hour at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.

Airports in Columbus

John Glenn Columbus International Airport (CMH)

  • CMH is around 16 kilometres from central Columbus. If you're catching a taxi, driving or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the travel time to be around 40 minutes.

  • Searching for a comfortable hotel near John Glenn Columbus International Airport? If you're catching an early flight from Columbus to Ontario International Airport, these stays will have you sleeping a quick hop from check-in:

  • 77% of flights that take off from John Glenn Columbus International Airport land at their destination on schedule.

  • CMH's address is 4600 International Gateway.

Rickenbacker International Airport (LCK)

  • Using public transport, you can travel from central Columbus to LCK in around 1 hour 15 minutes. The terminal is roughly 23 kilometres away, and getting there by car will take approximately 25 minutes.

  • Unwind before your Columbus to ONT flight at a hotel close to Rickenbacker International Airport. Best Western Canal Winchester Inn - Columbus South East is one option where you can roll out of bed and get to the airport with time to spare.

  • When it comes to flights staying on schedule, Rickenbacker International Airport has an on-time arrival rate of 75%.

About Ontario International Airport (ONT)

Getting from Ontario International Airport (ONT) to central Ontario

  • From Ontario International Airport, central Ontario is around 10 kilometres away. It takes about 15 minutes to reach the city centre by car.

  • It typically takes 45 minutes if you're travelling on public transport.

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

  • The lowest price we've found for a one-way ticket from Columbus to Ontario International Airport is 91 €. For a return flight on this route, the best price is 211 €. Depending on when you book and the availability, these fares could change.

  • Booking ahead of time is often the key to finding a cheap flight from Columbus to ONT. Flight prices rise as demand increases, so the closer you get to departure, the more expensive your ticket may be.

  • The 'Whole month' search tool shows you the cheapest Columbus to Ontario International Airport tickets across each month. It's an easy way to snap up a bargain if your trip dates are flexible.

  • Finding a cheap plane ticket from Columbus to ONT is easy with Price Alerts. Simply create one of these automatic alerts and we'll notify you when there's a better deal.

  • Tailor your trip using filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Columbus to Ontario International Airport.

The best time to fly from Columbus to Ontario International Airport (ONT)

  • It's time to decide when to book your flight from Columbus to Ontario International Airport (ONT). July is when most people travel to Ontario. If you prefer a quieter vibe, think about going in December.

  • Book a Columbus to ONT plane ticket departing in August if you want to explore the city during its warmest month. Expect temperatures in Ontario to range from 16ºC (61ºF) to 36ºC (97ºF).

  • February sees temperatures of between 4ºC (39ºF) and 24ºC (75ºF). Look for cheap tickets from Columbus to Ontario International Airport around that time if you want to travel when it's cooler.

More about Ontario

Explore more of the United States

  • You've seen Ontario, now it's time to explore other parts of the United States. Travel about 153 kilometres south to San Diego to tick off its leading sights. From San Diego Zoo to San Diego Balboa Park and USS Midway Museum, you've got a jam-packed schedule ahead.

  • Bakersfield is another well-known destination in the United States and is around 193 kilometres northwest of Ontario. No journey is complete without visiting Kern County Museum, Rabobank Arena, Theatre & Convention Centre and Bakersfield Museum of Art.

Plan the rest of your trip from Columbus to Ontario

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.