AirHint found the following cheapest return flights from Seoul (ICN) to Buenos Aires (EZE) in August 2025 (see full year).

Return flights

21 Aug - 28 Aug	LATAM Airlines Group
14 Aug - 29 Sep	Ethiopian Airlines
15 Aug - 24 Aug	Turkish Airlines
20 Aug - 24 Aug	Turkish Airlines
17 Aug - 07 Sep	Air France
15 Aug - 22 Aug	Turkish Airlines
27 Aug - 30 Aug	Air Canada
16 Aug - 22 Aug	Turkish Airlines
21 Aug - 26 Aug	Turkish Airlines
15 Aug - 23 Aug	Turkish Airlines
19 Aug - 19 Sep	Air France
12 Aug - 27 Aug	Ethiopian Airlines
16 Aug - 23 Aug	Ethiopian Airlines
24 Aug - 03 Sep	Emirates
29 Aug - 06 Sep	Emirates
24 Aug - 30 Sep	KLM
06 Aug - 03 Sep	Air Canada

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

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 August from $1370

Return flights