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

Return flights

11 Dec - 31 Dec	Azul Airlines
01 Dec - 13 Dec	Ethiopian Airlines
14 Dec - 31 Dec	Qatar Airways
13 Dec - 31 Dec	Qatar Airways
10 Dec - 08 Jan	GOL Linhas Aéreas
09 Dec - 08 Jan	LATAM Airlines Group
12 Dec - 30 Dec	Azul Airlines
22 Dec - 26 Jan	LATAM Airlines Group
28 Dec - 18 Jan	LATAM Airlines Group
31 Dec - 18 Jan	LATAM Airlines Group
15 Dec - 05 Jan	Qatar Airways
22 Dec - 05 Jan	LATAM Airlines Group
17 Dec - 06 Jan	Azul Airlines
21 Dec - 09 Jan	Qatar Airways

Also check the deals for one-way flights from Rio De Janeiro to Seoul 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 Seoul in December from 1281€

Return flights