AirHint found the following cheapest one-way flights from Sao Paulo (CGH) to Porto (OPO) in December 2025 (see full year).

One-Way flights

07 Dec	Azul Airlines
14 Dec	Azul Airlines
12 Dec	GOL Linhas Aéreas
13 Dec	GOL Linhas Aéreas
10 Dec	GOL Linhas Aéreas
20 Dec	Azul Airlines
30 Dec	GOL Linhas Aéreas
31 Dec	LATAM Airlines Group
25 Dec	TAP
23 Dec	Azul Airlines

Also check the deals for return flights from Sao Paulo to Porto 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 one-way flights from Sao Paulo to Porto in December from 428€

One-Way flights