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

Return flights

01 Dec - 07 Dec	Air Canada
02 Dec - 06 Dec	Royal Air Maroc
09 Dec - 27 Jan	British Airways
11 Dec - 29 Dec	British Airways
01 Dec - 31 Jan	British Airways
12 Dec - 26 Jan	British Airways
14 Dec - 24 Jan	British Airways
01 Dec - 14 Dec	British Airways
08 Dec - 28 Dec	British Airways
08 Dec - 19 Jan	KLM
02 Dec - 13 Jan	KLM
02 Dec - 27 Dec	Iberia
15 Dec - 05 Jan	British Airways
05 Dec - 05 Jan	Iberia
16 Dec - 23 Jan	KLM
06 Dec - 10 Jan	KLM
14 Dec - 30 Dec	KLM
12 Dec - 23 Dec	British Airways
06 Dec - 13 Dec	TAP
24 Dec - 30 Dec	Royal Air Maroc

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Sao Paulo to Dublin in December from 727€

Return flights