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

Return flights

25 Aug - 07 Sep	TAP
22 Aug - 04 Sep	TAP
17 Aug - 11 Sep	Azul Airlines
16 Aug - 04 Sep	LATAM Airlines Group
17 Aug - 24 Aug	Azul Airlines
12 Aug - 19 Aug	Azul Airlines
15 Aug - 22 Aug	TAP
01 Aug - 29 Aug	Azul Airlines
21 Aug - 08 Sep	TAP
31 Aug - 14 Sep	TAP
01 Aug - 18 Aug	TAP
01 Aug - 08 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 $830

Return flights