Cheapest return flights from Mexico City to Sao Paulo in December from $712

Best time to book flights for Mexico City (MEX) to Sao Paulo (GRU) flights at AirHint

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

Return flights

03 Dec - 10 Dec Arajet
23 Dec - 02 Jan Arajet
03 Dec - 10 Dec LATAM Airlines Group direct
18 Dec - 27 Dec Avianca
13 Dec - 20 Dec Copa
11 Dec - 18 Dec United
29 Dec - 04 Jan British Airways
26 Dec - 02 Jan British Airways

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

Skyscanner

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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