AirHint found the following cheapest return flights from Rio De Janeiro (GIG) to Dublin (DUB) in December 2025 (see full year).

Return flights

15 Dec - 31 Dec	British Airways
16 Dec - 23 Dec	British Airways
31 Dec - 20 Jan	British Airways
16 Dec - 04 Jan	British Airways
16 Dec - 05 Jan	British Airways
23 Dec - 04 Jan	British Airways
02 Dec - 27 Dec	British Airways
16 Dec - 28 Dec	British Airways
30 Dec - 07 Jan	British Airways
28 Dec - 11 Jan	British Airways
19 Dec - 28 Dec	British Airways
25 Dec - 03 Jan	British Airways
25 Dec - 01 Jan	British Airways
17 Dec - 04 Jan	Air France
19 Dec - 04 Jan	TAP
19 Dec - 27 Dec	British Airways
10 Dec - 17 Dec	TAP

Also check the deals for one-way flights from Rio De Janeiro 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 Rio De Janeiro to Dublin in December from $991

Return flights