AirHint found the following cheapest return flights from Rio De Janeiro (GIG) to Porto (OPO) in October 2025 (see full year).

Return flights

17 Oct - 07 Nov	LATAM Airlines Group
31 Oct - 28 Nov	Iberia
19 Oct - 18 Nov	Iberia
31 Oct - 14 Nov	Iberia
13 Oct - 14 Nov	British Airways
12 Oct - 12 Nov	Air France
21 Oct - 18 Nov	KLM
24 Oct - 09 Nov	Air France
14 Oct - 04 Nov	Air France
31 Oct - 14 Nov	TAP	direct
14 Oct - 21 Oct	Azul Airlines
10 Oct - 20 Oct	Iberia
20 Oct - 30 Oct	LATAM Airlines Group
17 Oct - 19 Oct	GOL Linhas Aéreas
13 Oct - 31 Oct	LATAM Airlines Group
12 Oct - 23 Oct	Iberia
14 Oct - 29 Oct	Air France
13 Oct - 20 Oct	LATAM Airlines Group
22 Oct - 30 Oct	KLM
20 Oct - 28 Oct	KLM

Also check the deals for one-way flights from Rio De Janeiro to Porto in October.

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 Rio De Janeiro to Porto in October from 656€

Return flights