AirHint found the following cheapest return flights from Sao Paulo (GRU) to Dublin (DUB) in December 2026 (see full year).

Return flights

02 Dec - 09 Dec	Air Canada
01 Dec - 23 Dec	British Airways
07 Dec - 23 Dec	British Airways
01 Dec - 08 Dec	KLM
18 Dec - 03 Jan	Iberia
12 Dec - 03 Jan	Iberia
01 Dec - 15 Dec	British Airways
27 Dec - 03 Jan	Iberia
19 Dec - 26 Dec	Iberia
18 Dec - 31 Dec	Lufthansa
18 Dec - 02 Jan	Iberia
19 Dec - 04 Jan	Iberia
18 Dec - 04 Jan	Iberia
25 Dec - 03 Jan	TAP
25 Dec - 05 Jan	Lufthansa
18 Dec - 05 Jan	Lufthansa
07 Dec - 20 Dec	British Airways
20 Dec - 05 Jan	Lufthansa

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 698€

Return flights