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

Return flights

01 Mar - 27 Mar	LATAM Airlines Group
11 Mar - 17 Mar	TAP
04 Mar - 30 Mar	LATAM Airlines Group
15 Mar - 27 Mar	Iberia
15 Mar - 24 Mar	Iberia
24 Mar - 01 Apr	Iberia
27 Mar - 17 Apr	Iberia
04 Mar - 30 Mar	TAP	direct
18 Mar - 30 Mar	TAP
06 Mar - 27 Mar	British Airways
05 Mar - 12 Mar	Iberia
07 Mar - 14 Mar	TAP
24 Mar - 14 Apr	TAP
01 Mar - 01 Apr	British Airways
11 Mar - 15 Apr	British Airways

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

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 March from $737

Return flights