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

Return flights

12 May - 25 May	Air Canada
12 May - 20 May	Air Canada
06 May - 13 May	Air Canada
03 May - 13 May	Air Canada
03 May - 20 May	Air Canada
05 May - 14 May	Air Canada
15 May - 20 May	Air Canada
11 May - 25 May	Emirates
11 May - 26 May	Emirates
19 May - 16 Jun	Emirates
05 May - 15 May	Air Premia
06 May - 30 Jun	Qatar Airways
18 May - 16 Jun	Emirates
23 May - 01 Jun	Emirates
18 May - 01 Jun	Emirates

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

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 May from 1174€

Return flights