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

Return flights

10 Aug - 31 Aug	Iberia
10 Aug - 04 Sep	Iberia
03 Aug - 31 Aug	Iberia
03 Aug - 28 Aug	Iberia
17 Aug - 30 Aug	British Airways
17 Aug - 27 Aug	British Airways
14 Aug - 05 Sep	TAP
19 Aug - 28 Aug	British Airways
18 Aug - 27 Aug	GOL Linhas Aéreas
07 Aug - 02 Sep	TAP
02 Aug - 02 Sep	TAP
21 Aug - 30 Aug	British Airways
18 Aug - 28 Aug	British Airways
13 Aug - 23 Aug	GOL Linhas Aéreas
17 Aug - 11 Sep	TAP
27 Aug - 04 Sep	British Airways
01 Aug - 01 Sep	SWISS
25 Aug - 04 Sep	TAP
25 Aug - 09 Sep	TAP
04 Aug - 02 Sep	GOL Linhas Aéreas

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 $923

Return flights