Cheapest return flights from Mexico City to Buenos Aires in October from 498€

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

Return flights

29 Oct - 30 Oct LATAM Airlines Group
31 Oct - 11 Nov LATAM Airlines Group
31 Oct - 10 Nov LATAM Airlines Group
26 Oct - 31 Oct LATAM Airlines Group
24 Oct - 24 Nov LATAM Airlines Group
21 Oct - 28 Nov LATAM Airlines Group
31 Oct - 08 Nov LATAM Airlines Group
29 Oct - 05 Nov LATAM Airlines Group
27 Oct - 07 Nov LATAM Airlines Group
23 Oct - 10 Nov LATAM Airlines Group
31 Oct - 04 Nov LATAM Airlines Group
24 Oct - 01 Nov LATAM Airlines Group
23 Oct - 28 Oct Avianca
25 Oct - 31 Oct Avianca
27 Oct - 30 Oct LATAM Airlines Group
20 Oct - 30 Oct LATAM Airlines Group
21 Oct - 31 Oct Copa
20 Oct - 28 Oct Avianca
17 Oct - 31 Oct Copa
23 Oct - 27 Oct Avianca

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

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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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