AirHint found the following cheapest return flights from Barcelona (BCN) to Sao Paulo (GRU) in September 2026 (see full year).

Return flights

07 Sep - 20 Sep	Royal Air Maroc
07 Sep - 25 Sep	Royal Air Maroc
08 Sep - 20 Sep	Royal Air Maroc
11 Sep - 18 Sep	Royal Air Maroc
11 Sep - 20 Sep	Royal Air Maroc
09 Sep - 16 Sep	Royal Air Maroc
10 Sep - 25 Sep	Royal Air Maroc
08 Sep - 06 Oct	Royal Air Maroc
02 Sep - 21 Sep	Delta
01 Sep - 22 Sep	Delta
04 Sep - 25 Sep	Delta
15 Sep - 03 Oct	KLM
15 Sep - 03 Oct	LATAM Airlines Group	direct

Also check the deals for one-way flights from Barcelona to Sao Paulo in September.

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 Barcelona to Sao Paulo in September from 556€

Return flights