Cheapest return flights from Mexico City to Buenos Aires in October from $707

AirHint found the following cheapest return flights from Mexico City (MEX) to Buenos Aires (AEP) in October 2026 (see full year).

Return flights

01 Oct - 15 Oct Volaris
29 Oct - 11 Nov Arajet
25 Oct - 06 Nov Avianca
28 Oct - 06 Nov Volaris
23 Oct - 24 Oct Avianca
23 Oct - 08 Nov Avianca
21 Oct - 26 Oct Avianca
12 Oct - 24 Oct Avianca
14 Oct - 21 Oct Avianca
31 Oct - 07 Nov Avianca
26 Oct - 04 Nov Avianca
27 Oct - 03 Nov Avianca
21 Oct - 24 Oct Avianca
22 Oct - 26 Oct Avianca
04 Oct - 18 Oct Avianca
16 Oct - 07 Nov Avianca
24 Oct - 07 Nov Avianca
09 Oct - 18 Oct Avianca
02 Oct - 16 Oct Avianca
30 Oct - 08 Nov 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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