AirHint found the following cheapest return flights from Santiago (SCL) to Melbourne (MEL) in December 2025 (see full year).

Return flights

01 Dec - 23 Dec	LATAM Airlines Group
12 Dec - 28 Jan	LATAM Airlines Group	direct
10 Dec - 16 Jan	LATAM Airlines Group
19 Dec - 11 Jan	LATAM Airlines Group	direct
14 Dec - 16 Jan	LATAM Airlines Group
17 Dec - 10 Jan	LATAM Airlines Group	direct
29 Dec - 05 Jan	LATAM Airlines Group	direct
10 Dec - 16 Jan	LATAM Airlines Group	direct
11 Dec - 22 Jan	LATAM Airlines Group	direct
15 Dec - 23 Dec	LATAM Airlines Group	direct
18 Dec - 10 Jan	LATAM Airlines Group	direct
27 Dec - 24 Jan	Qantas

Also check the deals for one-way flights from Santiago to Melbourne 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 Melbourne in December from $1679

Return flights