AirHint found the following cheapest return flights from Sydney (SYD) to Lima (LIM) in December 2025 (see full year).

Return flights

03 Dec - 14 Jan	Air Canada
04 Dec - 10 Dec	United
11 Dec - 15 Jan	United
12 Dec - 13 Jan	Virgin Australia
08 Dec - 17 Jan	United
22 Dec - 30 Jan	LATAM Airlines Group
13 Dec - 09 Jan	United
12 Dec - 09 Jan	United
12 Dec - 08 Jan	United
11 Dec - 07 Jan	United
12 Dec - 19 Dec	Qantas

Also check the deals for one-way flights from Sydney to Lima 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 Sydney to Lima in December from 1728€

Return flights