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

Return flights

17 Oct - 18 Nov	Avianca
17 Oct - 03 Nov	Avianca
23 Oct - 31 Oct	Avianca
25 Oct - 01 Nov	Avianca
04 Oct - 02 Nov	Avianca
01 Oct - 09 Oct	Ethiopian Airlines
01 Oct - 23 Oct	Ethiopian Airlines
01 Oct - 05 Nov	Avianca
05 Oct - 01 Nov	Avianca
14 Oct - 20 Oct	Copa
30 Oct - 29 Nov	Ethiopian Airlines
30 Oct - 23 Nov	Avianca
14 Oct - 24 Nov	KLM
15 Oct - 04 Nov	Air Canada
05 Oct - 25 Oct	Delta

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

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 October from $1577

Return flights