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

Return flights

17 Jan - 30 Jan	Ryanair
24 Jan - 07 Feb	Ryanair
16 Jan - 29 Jan	KLM
22 Jan - 06 Feb	Ryanair
20 Jan - 31 Jan	Ryanair
16 Jan - 31 Jan	KLM
16 Jan - 30 Jan	KLM
11 Jan - 20 Jan	Ryanair
10 Jan - 19 Jan	Ryanair
07 Jan - 25 Jan	Hainan Airlines
19 Jan - 07 Feb	Ryanair
13 Jan - 24 Jan	Wizz Air Malta
11 Jan - 25 Jan	easyJet
23 Jan - 06 Feb	Luxair
16 Jan - 01 Feb	Hainan Airlines
15 Jan - 01 Feb	Wizz Air UK
23 Jan - 02 Feb	Luxair
17 Jan - 01 Feb	Ryanair
10 Jan - 28 Feb	Ryanair
21 Jan - 01 Feb	Etihad Airways

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 483€

Return flights