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

Return flights

17 May - 28 May	SWISS
07 May - 17 May	Iberia
18 May - 01 Jun	TAP
08 May - 28 May	SWISS
02 May - 16 May	TAP
21 May - 11 Jun	TAP
11 May - 09 Jun	TAP
17 May - 02 Jun	SWISS
05 May - 28 May	Lufthansa
01 May - 31 May	Iberia
08 May - 14 May	Iberia
20 May - 28 May	TAP
29 May - 08 Jun	TAP
22 May - 12 Jun	TAP
01 May - 19 May	LATAM Airlines Group
28 May - 07 Jun	TAP
21 May - 06 Jun	Lufthansa
06 May - 11 May	TAP
21 May - 07 Jun	Lufthansa
01 May - 06 Jun	Iberia

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 714€

Return flights