Cheapest return AEP–SYD flights, December

AirHint found the following cheapest return flights from Buenos Aires (AEP) to Sydney (SYD) in December 2026 (see full year).

Return flights

02 Dec - 31 Dec LATAM Airlines Group
20 Dec - 31 Jan LATAM Airlines Group
23 Dec - 18 Jan JetSmart
02 Dec - 29 Dec LATAM Airlines Group
01 Dec - 27 Dec LATAM Airlines Group
02 Dec - 27 Dec LATAM Airlines Group
23 Dec - 17 Jan LATAM Airlines Group
11 Dec - 02 Jan JetSmart
02 Dec - 28 Dec LATAM Airlines Group
25 Dec - 18 Jan JetSmart
01 Dec - 23 Dec LATAM Airlines Group
09 Dec - 16 Dec LATAM Airlines Group
15 Dec - 10 Jan LATAM Airlines Group
16 Dec - 10 Jan LATAM Airlines Group
14 Dec - 10 Jan LATAM Airlines Group
28 Dec - 18 Jan LATAM Airlines Group
14 Dec - 13 Jan LATAM Airlines Group

Also check the deals for one-way flights from Buenos Aires to Sydney 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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