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

Return flights

31 Dec - 21 Jan	Copa
31 Dec - 31 Dec	Aeromexico	direct
29 Dec - 20 Jan	Volaris	direct
29 Dec - 21 Jan	Volaris	direct
27 Dec - 31 Jan	Volaris	direct
30 Dec - 13 Jan	Aeromexico	direct
28 Dec - 31 Jan	Volaris	direct
24 Dec - 30 Dec	Aeromexico	direct
24 Dec - 01 Jan	Aeromexico	direct
24 Dec - 29 Dec	Aeromexico	direct
31 Dec - 10 Jan	Volaris	direct
25 Dec - 30 Dec	Copa
25 Dec - 01 Jan	Copa
31 Dec - 21 Jan	Aeromexico	direct
25 Dec - 30 Dec	Volaris	direct
17 Dec - 22 Dec	Arajet
18 Dec - 23 Dec	Viva
24 Dec - 31 Dec	Aeromexico
24 Dec - 31 Dec	Aeromexico	direct
25 Dec - 31 Dec	Avianca

Also check the deals for one-way flights from Mexico City 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 Mexico City to Lima in December from $282

Return flights