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

Return flights

20 Jan - 02 Feb	KLM
20 Jan - 26 Jan	KLM
22 Jan - 02 Feb	KLM
22 Jan - 26 Jan	KLM
20 Jan - 03 Feb	KLM
20 Jan - 09 Feb	KLM
22 Jan - 03 Feb	KLM
19 Jan - 26 Jan	KLM
27 Jan - 15 Feb	Iberia
19 Jan - 03 Feb	KLM
28 Jan - 19 Feb	Iberia
28 Jan - 18 Feb	Iberia
21 Jan - 18 Feb	TAP
22 Jan - 29 Jan	KLM
23 Jan - 29 Jan	TAP
24 Jan - 29 Jan	TAP
23 Jan - 30 Jan	Vueling Airlines
19 Jan - 29 Jan	LATAM Airlines Group
22 Jan - 30 Jan	KLM
22 Jan - 27 Jan	KLM

Also check the deals for one-way flights from Porto 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.

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Cheapest return flights from Porto to Sao Paulo in January from 594€

Return flights