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
16 Oct - 27 Oct	TAP
29 Oct - 14 Nov	TAP
10 Oct - 18 Oct	TAP
03 Oct - 19 Oct	Delta
01 Oct - 18 Oct	Delta
04 Oct - 14 Nov	Delta
05 Oct - 28 Oct	Royal Air Maroc
25 Oct - 01 Nov	Delta
23 Oct - 09 Nov	Delta
13 Oct - 20 Oct	Delta
13 Oct - 26 Oct	Delta
06 Oct - 27 Oct	Delta
05 Oct - 19 Oct	Delta
06 Oct - 20 Oct	Delta
28 Oct - 08 Nov	Delta
22 Oct - 01 Nov	Delta
22 Oct - 11 Nov	Delta
28 Oct - 10 Nov	Delta
28 Oct - 13 Nov	Delta

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 533€

Return flights