Cheapest return flights from Toronto to Buenos Aires in September from $764

AirHint found the following cheapest return flights from Toronto (YYZ) to Buenos Aires (EZE) in September 2025 (see full year).

Return flights

09 Sep - 17 Sep Copa
05 Sep - 18 Sep Avianca
05 Sep - 15 Sep Copa
15 Sep - 24 Sep Copa
19 Sep - 27 Sep Copa
14 Sep - 21 Sep Copa
26 Sep - 29 Sep Air Canada
01 Sep - 30 Sep Avianca
26 Sep - 30 Sep Delta

Also check the deals for one-way flights from Toronto to Buenos Aires in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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