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

Return flights

02 Jan - 29 Jan	Hainan Airlines
18 Jan - 25 Jan	Etihad Airways
21 Jan - 28 Jan	KLM
13 Jan - 18 Jan	Air France
29 Jan - 05 Feb	KLM
27 Jan - 01 Feb	Air France
19 Jan - 02 Feb	KLM
22 Jan - 05 Feb	KLM
21 Jan - 04 Feb	KLM
21 Jan - 06 Feb	KLM
01 Jan - 15 Jan	Air France
30 Jan - 08 Feb	Lufthansa
07 Jan - 14 Jan	Finnair
31 Jan - 26 Feb	Lufthansa
03 Jan - 30 Jan	Lufthansa
04 Jan - 11 Jan	Finnair
21 Jan - 28 Jan	Korean Air	direct
21 Jan - 04 Feb	Korean Air	direct
21 Jan - 06 Feb	Korean Air	direct
07 Jan - 14 Jan	Korean Air	direct

Also check the deals for one-way flights from Prague to Seoul in January.

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 Prague to Seoul in January from 548€

Return flights