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

Return flights

30 Dec - 30 Jan	Jetstar
26 Dec - 09 Jan	LATAM Airlines Group
03 Dec - 13 Jan	LATAM Airlines Group
18 Dec - 09 Jan	LATAM Airlines Group
17 Dec - 09 Jan	Jetstar
02 Dec - 13 Jan	Jetstar
18 Dec - 11 Jan	LATAM Airlines Group
20 Dec - 26 Jan	Qantas
18 Dec - 08 Jan	Cathay Pacific
17 Dec - 02 Jan	Qantas

Also check the deals for one-way flights from Sydney to Montevideo 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 Montevideo in December from 1859€

Return flights