AirHint found the following cheapest return flights from Seoul (ICN) to Buenos Aires (EZE) in January 2026 (see full year).

Return flights

25 Jan - 08 Feb	Air Canada
20 Jan - 27 Jan	Ethiopian Airlines
22 Jan - 04 Feb	Air France
20 Jan - 24 Jan	Ethiopian Airlines
25 Jan - 09 Feb	KLM
25 Jan - 01 Feb	KLM
17 Jan - 28 Jan	Ethiopian Airlines
17 Jan - 24 Jan	Ethiopian Airlines
12 Jan - 22 Jan	Ethiopian Airlines
06 Jan - 16 Jan	Ethiopian Airlines
26 Jan - 12 Feb	Lufthansa
24 Jan - 05 Feb	KLM
15 Jan - 20 Jan	Ethiopian Airlines
15 Jan - 22 Jan	Ethiopian Airlines
28 Jan - 21 Feb	Jeju Air
20 Jan - 02 Feb	Lufthansa
24 Jan - 21 Feb	KLM
07 Jan - 20 Jan	Turkish Airlines
16 Jan - 25 Jan	KLM

Also check the deals for one-way flights from Seoul to Buenos Aires in January.

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 Seoul to Buenos Aires in January from 1253€

Return flights