AirHint found the following cheapest return flights from Toronto (YYZ) to Buenos Aires (EZE) in March 2026 (see full year).

Return flights

02 Mar - 18 Mar	Avianca
03 Mar - 12 Mar	United
21 Mar - 01 Apr	Copa
22 Mar - 18 Apr	Copa
04 Mar - 13 Mar	Delta
29 Mar - 09 Apr	Air Canada
22 Mar - 04 Apr	Air Canada
11 Mar - 19 Mar	Delta
11 Mar - 25 Mar	LATAM Airlines Group
12 Mar - 15 Mar	Copa
09 Mar - 21 Mar	LATAM Airlines Group
12 Mar - 19 Mar	Copa
12 Mar - 29 Mar	Avianca
13 Mar - 23 Mar	Avianca

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

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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Cheapest return flights from Toronto to Buenos Aires in March from $761

Return flights