AirHint found the following cheapest return flights from Brasilia (BSB) to Porto (OPO) in August 2025 (see full year).

Return flights

21 Aug - 02 Sep	LATAM Airlines Group
18 Aug - 09 Sep	LATAM Airlines Group
22 Aug - 02 Sep	LATAM Airlines Group
12 Aug - 19 Aug	LATAM Airlines Group
06 Aug - 18 Aug	LATAM Airlines Group
13 Aug - 29 Aug	LATAM Airlines Group
25 Aug - 01 Sep	TAP
02 Aug - 18 Aug	TAP
21 Aug - 08 Sep	Azul Airlines
17 Aug - 11 Sep	TAP
11 Aug - 23 Aug	TAP
09 Aug - 30 Aug	TAP

Also check the deals for one-way flights from Brasilia 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 Brasilia to Porto in August from 761€

Return flights