Cheap flights from Canada to Buenos Aires from C$ 314

The cheapest month to fly to Buenos Aires from Canada is in September. Flight prices, which tend to average around C$ 1,178, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in September, then October is your next best option. Flight prices from Canada to Buenos Aires during October average around C$ 1,196.

The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as C$ 1,435. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Canada to Buenos Aires for around C$ 1,993.

Fly from Toronto Pearson Intl to Buenos Aires Ministro Pistarini for the best Canada - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,258 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Canada for as low as C$ 934 on momondo.

There is only 1 cabin class available to choose from on Canada to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 39% on your flight if you consider stops on a Canada to Buenos Aires flight.

Arajet, Aeromexico, and Air Canada are the most popular carriers operating from Canada to Buenos Aires

United Airlines, Air Canada and Avianca are the top three most popular airlines that fly to Buenos Aires from Canada according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when travelling to Buenos Aires. Keep in mind that there are 8 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

3 flights are operational weekly from Canada to Buenos Aires as of July 2026. The most popular departure day for this route is Wed, with 33% of flights per week taking off on this day.

Flight times from Canada to Buenos Aires vary, but if you’re flying out of Montreal and flying into Buenos Aires Ministro Pistarini Airport (one of the most popular routes), then the duration is 13h 58m on average. Another popular route from Canada to Buenos Aires is flying from Toronto to Buenos Aires Ministro Pistarini Airport, which will take roughly 16h 32m. Keep in mind that layovers or delays could extend your travel time.