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

Return flights

14 Dec - 21 Jan	GOL Linhas Aéreas
14 Dec - 20 Jan	KLM
24 Dec - 21 Jan	KLM
23 Dec - 12 Jan	KLM
15 Dec - 19 Jan	ITA Airways
14 Dec - 05 Jan	Royal Air Maroc
23 Dec - 31 Dec	KLM
14 Dec - 06 Jan	Royal Air Maroc
23 Dec - 16 Jan	GOL Linhas Aéreas
23 Dec - 11 Jan	GOL Linhas Aéreas
23 Dec - 10 Jan	GOL Linhas Aéreas
15 Dec - 31 Dec	Iberia
14 Dec - 22 Dec	Air France
22 Dec - 31 Dec	Air France
21 Dec - 30 Dec	Air France
18 Dec - 28 Dec	Iberia
18 Dec - 26 Dec	Iberia
15 Dec - 29 Dec	GOL Linhas Aéreas
17 Dec - 24 Dec	Air France
24 Dec - 31 Dec	Iberia

Also check the deals for one-way flights from Sao Paulo to Dublin in December.

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 Sao Paulo to Dublin in December from $949

Return flights