AirHint found the following cheapest return flights from Rio De Janeiro (GIG) to Porto (OPO) in August 2026 (see full year).

Return flights

03 Aug - 20 Aug	Lufthansa
04 Aug - 03 Sep	Lufthansa
11 Aug - 29 Aug	Lufthansa
03 Aug - 24 Aug	Lufthansa
04 Aug - 20 Aug	Lufthansa
04 Aug - 24 Aug	Lufthansa
11 Aug - 25 Aug	Lufthansa
04 Aug - 17 Aug	Lufthansa
03 Aug - 28 Aug	Lufthansa
18 Aug - 04 Sep	Lufthansa
21 Aug - 07 Sep	SWISS
07 Aug - 28 Aug	SWISS
04 Aug - 13 Aug	Lufthansa
28 Aug - 10 Sep	SWISS
01 Aug - 01 Sep	SWISS
20 Aug - 21 Sep	British Airways
31 Aug - 07 Sep	SWISS
31 Aug - 25 Sep	Iberia

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

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 August from 611€

Return flights