Cheapest return flights from Mexico City to Sao Paulo in December from $678

AirHint found the following cheapest return flights from Mexico City (MEX) to Sao Paulo (GRU) in December 2025 (see full year).

Return flights

26 Dec - 29 Dec Copa
30 Dec - 08 Jan Avianca
31 Dec - 07 Jan Aeromexico
30 Dec - 07 Jan Aeromexico
30 Dec - 14 Jan Aeromexico
30 Dec - 09 Jan Aeromexico
29 Dec - 14 Jan Avianca
27 Dec - 09 Jan Copa
26 Dec - 09 Jan Copa
27 Dec - 08 Jan Copa
26 Dec - 08 Jan Copa
26 Dec - 29 Dec LATAM Airlines Group direct
27 Dec - 29 Dec Viva
28 Dec - 30 Dec Viva
27 Dec - 30 Dec Viva

Also check the deals for one-way flights from Mexico City to Sao Paulo in December.

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