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

Return flights

08 Oct - 16 Oct	Avianca
01 Oct - 07 Oct	Avianca
25 Oct - 04 Nov	Avianca
25 Oct - 02 Nov	Avianca
31 Oct - 07 Nov	Avianca
20 Oct - 03 Nov	Avianca
07 Oct - 15 Oct	Avianca
30 Oct - 06 Nov	Avianca
29 Oct - 05 Nov	Avianca
27 Oct - 12 Nov	LATAM Airlines Group
02 Oct - 06 Oct	Avianca
09 Oct - 16 Oct	Copa
09 Oct - 16 Oct	LATAM Airlines Group	direct
02 Oct - 14 Oct	Avianca
30 Oct - 11 Nov	Aeromexico
31 Oct - 11 Nov	Copa
29 Oct - 07 Nov	Aeromexico
02 Oct - 11 Oct	Aeromexico
06 Oct - 15 Oct	Aeromexico
07 Oct - 15 Oct	LATAM Airlines Group	direct

Also check the deals for one-way flights from Mexico City to Lima in October.

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 October from $298

Return flights