Cheapest return flights from Toronto to Buenos Aires in December from 681€

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

Return flights

08 Dec - 14 Dec LATAM Airlines Group
09 Dec - 20 Dec LATAM Airlines Group
29 Dec - 28 Jan Air Canada
26 Dec - 01 Jan Avianca
14 Dec - 12 Jan Avianca
09 Dec - 09 Jan LATAM Airlines Group
28 Dec - 27 Jan Air Canada
12 Dec - 04 Jan Avianca
16 Dec - 13 Jan LATAM Airlines Group
22 Dec - 03 Jan WestJet
28 Dec - 28 Jan Avianca
27 Dec - 26 Jan Air Canada
22 Dec - 30 Dec Air Canada
19 Dec - 27 Dec Avianca
19 Dec - 31 Dec Avianca

Also check the deals for one-way 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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