Cheap flights from Ottawa, Canada to Buenos Aires, Argentina

Travelers frequently search for route combinations, such as Ottawa and Halifax, Toronto, Amsterdam, Moncton, Istanbul, Geneva, Lisbon, Barcelona, Berlin, Madrid, Athens, Calgary, New York, Paris, Vienna, Miami, Montreal, London, Glasgow, Orlando.

Travelers frequently search for route combinations, such as Buenos Aires and London, Dublin, Santiago de Chile, Puerto Iguazú, Rio de Janeiro, Salta, Mendoza, Córdoba, El Calafate, Lima, San Miguel de Tucumán, San Salvador de Jujuy, São Paulo, Bariloche, Cusco, Caracas, Neuquén, Ushuaia, Bangkok, Calama.

Ottawa is mainly served by Ottawa Macdonald–Cartier International. But there are other airports nearby, including Ottawa / Rockcliffe Airport.

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

Yes, it's possible to combine different modes of transport between Ottawa and Buenos Aires thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ottawa and Buenos Aires can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Ottawa and Buenos Aires with Porter Airlines, Avianca, LATAM Airlines, JetSMART, Aerolineas Argentinas.

If you don’t have specific dates for your trip between Ottawa and Buenos Aires, 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 Ottawa and Buenos Aires, 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.