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

Return flights

15 Oct - 21 Oct	Avianca
30 Oct - 08 Nov	Avianca
09 Oct - 16 Oct	Avianca
03 Oct - 10 Oct	Avianca
25 Oct - 02 Nov	Avianca
28 Oct - 04 Nov	Avianca
31 Oct - 07 Nov	Avianca
05 Oct - 16 Oct	Avianca
06 Oct - 16 Oct	Avianca
25 Oct - 04 Nov	Avianca
09 Oct - 20 Oct	Avianca
02 Oct - 05 Oct	Avianca
02 Oct - 08 Oct	Avianca
17 Oct - 20 Oct	Avianca
17 Oct - 19 Oct	Avianca
08 Oct - 08 Nov	Avianca
31 Oct - 09 Nov	Avianca
31 Oct - 04 Nov	Avianca
25 Oct - 02 Nov	Aeromexico	direct
25 Oct - 04 Nov	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 221€

Return flights