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

Return flights

03 May - 19 May	Azul Airlines
25 May - 05 Jun	TAP	direct
25 May - 12 Jun	TAP	direct
18 May - 10 Jun	KLM
07 May - 17 May	GOL Linhas Aéreas
08 May - 19 May	GOL Linhas Aéreas
16 May - 30 May	GOL Linhas Aéreas
10 May - 24 May	GOL Linhas Aéreas
25 May - 09 Jun	LATAM Airlines Group
12 May - 31 May	GOL Linhas Aéreas
10 May - 21 May	SWISS
04 May - 19 May	Air France
04 May - 17 May	Air France
10 May - 31 May	GOL Linhas Aéreas
26 May - 16 Jun	LATAM Airlines Group
25 May - 15 Jun	Iberia
18 May - 15 Jun	KLM
21 May - 13 Jun	GOL Linhas Aéreas
18 May - 05 Jun	KLM
15 May - 01 Jun	Azul Airlines

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

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 May from 749€

Return flights