Cheap flights from Buffalo to Ottawa from $236

Travelers frequently search for route combinations, such as Buffalo and Orlando, Tel Aviv, Istanbul, Las Vegas, Cancún, Amman, Kabul, Cartagena, San José, London, Minneapolis, Barcelona, Islamabad, Denpasar, New York, Chittagong, Guatemala City, Karachi, Tallahassee, Santo Domingo.

Travelers frequently search for route combinations, such as Ottawa and New York, Atlanta, Fort Lauderdale, Dallas, Orlando, Boston, Minneapolis, Tampa, New Orleans, Chicago, St. Louis, San Francisco, Los Angeles, Houston, Memphis, Washington, D.C., Seattle, Las Vegas, Austin, San Diego.

The main airport in Buffalo is Buffalo Niagara International. It is also served by Toronto Pearson International, Billy Bishop Toronto City, Buffalo Niagara International, Syracuse Hancock International, Greater Rochester International, John C. Munro Hamilton International, London International, Erie International, Niagara Falls International, Region of Waterloo International.

The main airport in Ottawa is Ottawa Macdonald–Cartier International. It is also served by Montréal–Pierre Elliott Trudeau International, Syracuse Hancock International, Montreal Saint-Hubert Longueuil, Ogdensburg International, Plattsburgh International, Massena International, Adirondack Regional, Watertown International.

Currently, you can fly between Buffalo and Ottawa with JetBlue Airways, Porter Airlines, United Airlines, WestJet, Air Canada.

If you don’t have specific dates for your trip between Buffalo and Ottawa, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Buffalo and Ottawa, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Buffalo. The main one is Buffalo Niagara International and other nearby airports include Toronto Pearson International, Billy Bishop Toronto City, Buffalo Niagara International, Syracuse Hancock International, Greater Rochester International, John C. Munro Hamilton International, London International, Erie International, Niagara Falls International, Region of Waterloo International

There are a number of airports in and around Ottawa. The main one is Ottawa Macdonald–Cartier International and other nearby airports include Montréal–Pierre Elliott Trudeau International, Syracuse Hancock International, Montreal Saint-Hubert Longueuil, Ogdensburg International, Plattsburgh International, Massena International, Adirondack Regional, Watertown International.