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

Return flights

10 Dec - 27 Jan	Azul Airlines
09 Dec - 27 Jan	Azul Airlines
01 Dec - 08 Dec	Azul Airlines
10 Dec - 29 Dec	Azul Airlines
01 Dec - 15 Dec	Azul Airlines
15 Dec - 26 Jan	LATAM Airlines Group
01 Dec - 10 Dec	Azul Airlines
17 Dec - 04 Jan	Azul Airlines
13 Dec - 26 Dec	Azul Airlines
25 Dec - 01 Jan	LATAM Airlines Group
25 Dec - 10 Jan	GOL Linhas Aéreas
19 Dec - 04 Jan	Azul Airlines
22 Dec - 03 Jan	LATAM Airlines Group
27 Dec - 26 Jan	LATAM Airlines Group
29 Dec - 07 Jan	LATAM Airlines Group

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 736€

Return flights