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

Return flights

24 Aug - 28 Aug	Avianca
18 Aug - 22 Aug	Avianca
20 Aug - 25 Aug	Avianca
17 Aug - 22 Aug	Avianca
21 Aug - 26 Aug	Avianca
11 Aug - 21 Aug	Avianca
19 Aug - 30 Aug	Avianca
23 Aug - 30 Aug	Avianca
30 Aug - 03 Sep	Avianca
30 Aug - 06 Sep	Avianca
13 Aug - 19 Aug	Avianca
15 Aug - 22 Aug	Avianca
25 Aug - 06 Sep	Copa
27 Aug - 06 Sep	Copa
30 Aug - 05 Sep	Volaris
20 Aug - 03 Sep	Aeromexico	direct
19 Aug - 02 Sep	Copa
28 Aug - 01 Sep	Avianca
25 Aug - 05 Sep	Volaris
25 Aug - 02 Sep	Volaris

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

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 August from $273

Return flights