AirHint found the following cheapest return flights from Prague (PRG) to Seoul (ICN) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec	Hainan Airlines
08 Dec - 15 Dec	Norwegian Air Sweden AOC
05 Dec - 14 Dec	Hainan Airlines
01 Dec - 23 Jan	Wizz Air Malta
01 Dec - 15 Dec	Wizz Air Malta
01 Dec - 30 Dec	Wizz Air Malta
01 Dec - 12 Dec	Wizz Air Malta
05 Dec - 18 Dec	Ryanair
05 Dec - 19 Jan	Etihad Airways
28 Dec - 25 Jan	LOT
01 Dec - 08 Dec	Air France
01 Dec - 10 Dec	Air France
02 Dec - 11 Dec	Air France
28 Dec - 14 Jan	Ryanair
29 Dec - 14 Jan	Wizz Air UK
12 Dec - 06 Jan	easyJet
12 Dec - 05 Jan	easyJet
30 Dec - 14 Jan	LOT
12 Dec - 09 Jan	easyJet
14 Dec - 10 Jan	Ryanair

Also check the deals for one-way flights from Prague 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 Prague to Seoul in December from 492€

Return flights