$228 Cheap Flights from Columbus (CMH) to Ottawa (YOW)

Popular airlines from John Glenn Columbus Intl. Airport (CMH) to Ottawa International Airport (YOW)

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Find available prices by choosing your travel dates.

Cheap Flights from Columbus to Ottawa (CMH-YOW)

Prices were available within the past 7 days and start at $228 for one-way flights and $510 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
United
United
United
United
Air Canada
Delta
WestJet
Flights from Columbus (CMH) to Ottawa (YOW)
Origin airport
John Glenn Columbus Intl.
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, Delta, United, WestJet
Roundtrip price
$509
Distance
519 mi

Columbus to Ottawa Flights

The cheapest times to fly from Columbus to Ottawa

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Columbus to Ottawa are during the month of June. You can find some of the cheapest flights from Columbus to Ottawa with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Columbus to Ottawa

Sunday is one of the best days to book for cheap flights from Columbus to Ottawa: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Columbus to Ottawa

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Columbus to Ottawa in 2025. You can also book with separate airlines for your outbound and return journeys, from $228 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Columbus to Ottawa flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Columbus to Ottawa airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from CMH to Ottawa International Airport last minute?
Booking your trip from CMH to YOW last minute could save you a nice sum if you stumble on an awesome deal. However, airfares generally don’t get cheaper as the date of departure nears. If you procrastinate, flights could also be booked out or the best seats long gone. If you’d prefer to play it safe, book well in advance of your departure date. In fact, Expedia has some of the biggest deals up to 12 months in advance. If your preferred airline hasn’t released its airfares yet, check back regularly as offers are updated on Expedia all the time.
What airports do you fly into for Ottawa from Columbus?
With Macdonald-Cartier Intl. Airport (YOW), Ottawa-Rockcliffe Airport (YRO) and Ottawa Executive Airport (YND) to choose from, getting from Columbus to Ottawa is a piece of cake. The city’s main gateway, Macdonald-Cartier Intl. Airport (YOW), is around 7 mi south of the downtown area. Along with the price of fares, consider things like train or bus options from the airport and the distance to your hotel before deciding where you’ll get off the plane. Get your Ottawa trip off to a fun start by visiting Parliament Hill and University of Ottawa.
Can I change the date of my flight from John Glenn Intl. Airport to Ottawa International Airport?
We know plans can get upended, so Expedia is here to help make things as easy as possible. First, find your John Glenn Intl. Airport to Ottawa Intl. Airport itinerary through the Expedia Trips portal and browse the ticket conditions and rules about what sorts of changes are allowed. If you purchased your ticket in the last 24 hours, some airlines will allow you to cancel for free and book new flights. If you booked more than 24 hours ago, connect with us via our Customer Service portal to find out what your options are.

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