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

Return flights

23 Dec - 01 Jan	Lufthansa
02 Dec - 08 Dec	Lufthansa
23 Dec - 31 Dec	Lufthansa
18 Dec - 31 Dec	Lufthansa
23 Dec - 08 Jan	Lufthansa
18 Dec - 01 Jan	Lufthansa
23 Dec - 28 Dec	Lufthansa
23 Dec - 27 Dec	Lufthansa
23 Dec - 30 Dec	Lufthansa
06 Dec - 13 Dec	Lufthansa
14 Dec - 27 Dec	Lufthansa
18 Dec - 28 Dec	Lufthansa
16 Dec - 24 Dec	Lufthansa
23 Dec - 13 Jan	Lufthansa
30 Dec - 06 Jan	Lufthansa
29 Dec - 03 Jan	KLM
29 Dec - 07 Jan	KLM
24 Dec - 14 Jan	KLM
29 Dec - 12 Jan	KLM
27 Dec - 04 Jan	KLM

Also check the deals for one-way flights from Seoul to Prague 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 Seoul to Prague in December from 466€

Return flights