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

Return flights

02 Dec - 16 Dec	Viva
30 Dec - 15 Jan	Aeromexico
17 Dec - 13 Jan	Viva
23 Dec - 11 Jan	Volaris
10 Dec - 17 Dec	Viva
12 Dec - 17 Dec	Viva
23 Dec - 07 Jan	Volaris
23 Dec - 06 Jan	Volaris
31 Dec - 06 Jan	Volaris
20 Dec - 11 Jan	Viva
19 Dec - 11 Jan	Viva
25 Dec - 02 Jan	Copa
27 Dec - 03 Jan	Copa

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

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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Cheapest return flights from Guadalajara to Sao Paulo in December from $732

Return flights