AirHint found the following cheapest return flights from Mexico City (MEX) to Sao Paulo (GRU) in December 2026 (see full year).
Return flights
| 01 Dec - 08 Dec | Copa | ||
| 01 Dec - 01 Dec | GOL Linhas Aéreas | ||
| 19 Dec - 29 Dec | Arajet | ||
| 28 Dec - 04 Jan | Arajet | ||
| 28 Dec - 29 Dec | Arajet | ||
| 02 Dec - 10 Dec | Avianca | ||
| 04 Dec - 09 Dec | Avianca | ||
| 11 Dec - 27 Dec | Avianca |
Also check the deals for one-way flights from Mexico City to Sao Paulo in December.
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