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

Return flights

01 Oct - 22 Oct	Air Canada
15 Oct - 22 Oct	Air Canada
10 Oct - 15 Oct	Air Canada
17 Oct - 22 Oct	Air Canada
19 Oct - 26 Oct	Air Canada
24 Oct - 31 Oct	Air Canada
01 Oct - 08 Oct	Air Canada
23 Oct - 06 Nov	Air France
07 Oct - 11 Nov	Emirates
06 Oct - 23 Oct	Korean Air
08 Oct - 29 Oct	Korean Air
10 Oct - 18 Oct	Air Canada

Also check the deals for one-way flights from Seoul to Buenos Aires 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 Seoul to Buenos Aires in October from $1722

Return flights