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

Return flights

12 Sep - 25 Sep	Ethiopian Airlines
08 Sep - 15 Sep	Ethiopian Airlines
29 Sep - 06 Oct	Ethiopian Airlines
01 Sep - 07 Sep	LATAM Airlines Group
05 Sep - 25 Sep	Ethiopian Airlines
01 Sep - 28 Sep	Ethiopian Airlines
13 Sep - 20 Sep	Ethiopian Airlines
03 Sep - 10 Oct	Emirates
01 Sep - 30 Sep	Air Canada
05 Sep - 16 Sep	Emirates
05 Sep - 18 Sep	Emirates
19 Sep - 02 Oct	Korean Air
09 Sep - 01 Oct	Delta

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

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 Buenos Aires to Seoul in September from 1453€

Return flights