AirHint found the following cheapest return flights from Athens (ATH) to Seoul (ICN) in April 2026 (see full year).

Return flights

16 Apr - 23 Apr	Etihad Airways
24 Apr - 27 Apr	Aegean Airlines
17 Apr - 24 Apr	Aegean Airlines
24 Apr - 10 May	Etihad Airways
26 Apr - 12 May	Etihad Airways
21 Apr - 29 Apr	Etihad Airways
06 Apr - 16 Apr	Qatar Airways
06 Apr - 15 Apr	Qatar Airways
08 Apr - 14 Apr	Qatar Airways
01 Apr - 14 Apr	Qatar Airways
09 Apr - 21 Apr	Etihad Airways
06 Apr - 10 Apr	Qatar Airways
26 Apr - 03 May	Qatar Airways

Also check the deals for one-way flights from Athens to Seoul in April.

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 Athens to Seoul in April from 565€

Return flights