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

Return flights

11 May - 11 Jun	Iberia
02 May - 30 May	TAP
25 May - 15 Jun	Iberia
14 May - 21 May	Iberia
19 May - 19 Jun	TAP
21 May - 05 Jun	TAP
27 May - 08 Jun	TAP
18 May - 25 May	TAP
18 May - 01 Jun	TAP
11 May - 25 May	TAP
25 May - 01 Jun	TAP
04 May - 04 Jun	TAP
09 May - 16 May	TAP
16 May - 30 May	TAP
07 May - 17 May	British Airways
12 May - 28 May	British Airways
12 May - 05 Jun	British Airways
03 May - 11 May	Iberia
08 May - 15 May	Iberia
15 May - 13 Jun	TAP

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.

Book a cheap hotel in Porto

Cheap car rent in Porto

Cheapest return flights from Rio De Janeiro to Porto in May from $838

Return flights