AirHint found the following cheapest return flights from Perth (PER) to Mexico City (MEX) in December 2025 (see full year).

Return flights

24 Dec - 09 Jan	Qantas
10 Dec - 11 Jan	Qantas
10 Dec - 09 Jan	Qantas
08 Dec - 12 Jan	Qantas
10 Dec - 12 Jan	Qantas
09 Dec - 12 Jan	Qantas
11 Dec - 09 Jan	Qantas
25 Dec - 09 Jan	Qantas
27 Dec - 30 Jan	Emirates
26 Dec - 10 Jan	Singapore Airlines

Also check the deals for one-way flights from Perth to Mexico City 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 Perth to Mexico City in December from $2364

Return flights