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

Return flights

01 Dec - 10 Dec	Scandinavian Airlines
24 Dec - 30 Dec	Lufthansa
02 Dec - 20 Dec	Qatar Airways
08 Dec - 20 Dec	Qatar Airways
09 Dec - 20 Dec	Qatar Airways
24 Dec - 01 Jan	Lufthansa
05 Dec - 20 Dec	Qatar Airways
22 Dec - 04 Jan	Lufthansa
11 Dec - 20 Dec	Qatar Airways
22 Dec - 05 Jan	Lufthansa
23 Dec - 03 Jan	Lufthansa
24 Dec - 03 Jan	Lufthansa
25 Dec - 05 Jan	Lufthansa
21 Dec - 04 Jan	Lufthansa
21 Dec - 01 Jan	Lufthansa
21 Dec - 03 Jan	Lufthansa
21 Dec - 22 Dec	Air China
23 Dec - 27 Dec	Lufthansa

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

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 December from 578€

Return flights