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

Return flights

26 Oct - 30 Nov	Delta
31 Oct - 09 Nov	Delta
27 Oct - 11 Nov	Delta
26 Oct - 25 Nov	Delta
07 Oct - 26 Oct	Delta
14 Oct - 21 Oct	Delta
16 Oct - 23 Oct	Delta
08 Oct - 15 Oct	Delta
06 Oct - 14 Oct	Delta
08 Oct - 17 Oct	Delta
06 Oct - 19 Oct	Delta
16 Oct - 30 Oct	Delta
01 Oct - 15 Oct	Delta
01 Oct - 29 Oct	Delta
07 Oct - 01 Nov	Delta
24 Oct - 07 Nov	Delta
16 Oct - 23 Nov	Delta
16 Oct - 17 Nov	Delta
22 Oct - 15 Nov	Delta
20 Oct - 03 Nov	Delta

Also check the deals for one-way flights from Dublin 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 Dublin to Sao Paulo in October from 610€

Return flights