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

Return flights

23 Dec - 30 Dec	LATAM Airlines Group	direct
23 Dec - 02 Jan	LATAM Airlines Group
14 Dec - 02 Jan	LATAM Airlines Group
01 Dec - 24 Jan	Qantas	direct
02 Dec - 24 Jan	Qantas	direct
01 Dec - 15 Dec	Qantas	direct
02 Dec - 23 Dec	Qantas	direct
04 Dec - 24 Jan	Qantas
03 Dec - 23 Dec	Qantas
01 Dec - 28 Jan	LATAM Airlines Group
13 Dec - 27 Dec	LATAM Airlines Group
22 Dec - 15 Jan	Turkish Airlines
26 Dec - 09 Jan	Qantas	direct
22 Dec - 09 Jan	Qantas	direct
22 Dec - 15 Jan	Qantas	direct
13 Dec - 27 Dec	Qantas	direct

Also check the deals for one-way flights from Santiago to Sydney in December.

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 Santiago to Sydney in December from 1243€

Return flights