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

Return flights

07 Oct - 14 Oct	Delta
05 Oct - 12 Oct	Delta
03 Oct - 12 Oct	Delta
08 Oct - 19 Oct	Delta
24 Oct - 30 Oct	Delta
08 Oct - 22 Oct	Delta
09 Oct - 16 Oct	Delta
09 Oct - 19 Oct	Delta
02 Oct - 23 Oct	Delta
23 Oct - 01 Nov	Delta
02 Oct - 16 Oct	Delta
01 Oct - 25 Nov	Delta
23 Oct - 02 Nov	Delta
24 Oct - 02 Nov	Delta
24 Oct - 03 Nov	Delta
31 Oct - 16 Nov	Delta
26 Oct - 03 Nov	Air Canada
26 Oct - 02 Nov	Air Canada
25 Oct - 02 Nov	British Airways
25 Oct - 03 Nov	British Airways

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 610€

Return flights