AirHint found the following cheapest return flights from Barcelona (BCN) to Sao Paulo (GRU) in October 2025 (see full year).

Return flights

29 Oct - 09 Nov	TAP
31 Oct - 09 Nov	Royal Air Maroc
01 Oct - 31 Oct	Delta
03 Oct - 31 Oct	Delta
01 Oct - 08 Oct	Delta
01 Oct - 15 Oct	Delta
03 Oct - 19 Oct	Delta
01 Oct - 18 Oct	Delta
25 Oct - 14 Nov	Delta
21 Oct - 31 Oct	Delta
07 Oct - 31 Oct	Delta
21 Oct - 16 Nov	Delta
22 Oct - 17 Nov	Delta
21 Oct - 01 Nov	Delta
28 Oct - 14 Nov	Delta
28 Oct - 08 Nov	Delta
22 Oct - 01 Nov	Delta
08 Oct - 19 Oct	TAP
01 Oct - 17 Oct	Delta
18 Oct - 04 Nov	Royal Air Maroc

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

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 October from $625

Return flights