AirHint found the following cheapest return flights from Mexico City (MEX) to Sao Paulo (GRU) in January 2026 (see full year).

Return flights

21 Jan - 26 Jan	Avianca
21 Jan - 27 Jan	Avianca
21 Jan - 28 Jan	Avianca
21 Jan - 05 Feb	Avianca
23 Jan - 31 Jan	Copa
20 Jan - 06 Feb	Avianca
20 Jan - 04 Feb	Avianca
20 Jan - 20 Feb	Avianca
20 Jan - 21 Feb	Avianca
23 Jan - 01 Feb	Copa
16 Jan - 23 Jan	Copa
16 Jan - 26 Jan	Copa
23 Jan - 26 Jan	Copa
16 Jan - 28 Jan	Copa
18 Jan - 28 Jan	Copa
19 Jan - 28 Jan	Copa
23 Jan - 07 Feb	Copa
19 Jan - 04 Feb	Copa
22 Jan - 04 Feb	Copa
19 Jan - 05 Feb	Copa

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

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.

Book a cheap hotel in Sao Paulo

Cheap car rent in Sao Paulo

Cheapest return flights from Mexico City to Sao Paulo in January from 407€

Return flights