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

Return flights

23 Jan - 30 Jan	Turkish Airlines
12 Jan - 25 Jan	Turkish Airlines
08 Jan - 15 Jan	Finnair
20 Jan - 10 Feb	Finnair
25 Jan - 07 Feb	LOT
09 Jan - 15 Jan	Qatar Airways
26 Jan - 08 Feb	Lufthansa
12 Jan - 14 Jan	Korean Air	direct
23 Jan - 30 Jan	Korean Air	direct
20 Jan - 10 Feb	Asiana Airlines	direct
08 Jan - 15 Jan	Asiana Airlines	direct
02 Jan - 04 Jan	Finnair
12 Jan - 13 Jan	Lufthansa
01 Jan - 03 Jan	Finnair

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Prague to Seoul in January from $711

Return flights