Cheapest one-way flights from Toronto to Buenos Aires in December from 323€

AirHint found the following cheapest one-way flights from Toronto (YYZ) to Buenos Aires (AEP) in December 2025 (see full year).

One-Way flights

31 Dec Avianca
05 Dec LATAM Airlines Group
04 Dec Avianca
03 Dec LATAM Airlines Group
02 Dec LATAM Airlines Group
28 Dec Avianca
11 Dec LATAM Airlines Group
23 Dec Porter Airlines (Canada) Ltd
27 Dec LATAM Airlines Group
25 Dec Avianca

Also check the deals for return flights from Toronto to Buenos Aires in December.

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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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