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

Return flights

22 Oct - 28 Oct	Lufthansa
23 Oct - 28 Oct	Lufthansa
22 Oct - 12 Nov	Lufthansa
14 Oct - 28 Oct	Lufthansa
21 Oct - 28 Oct	Lufthansa
07 Oct - 28 Oct	Lufthansa
29 Oct - 12 Nov	Lufthansa
28 Oct - 11 Nov	Lufthansa
09 Oct - 28 Oct	Lufthansa
23 Oct - 26 Oct	Lufthansa
21 Oct - 26 Oct	Lufthansa
19 Oct - 26 Oct	Lufthansa
17 Oct - 26 Oct	Lufthansa
14 Oct - 04 Nov	Lufthansa
26 Oct - 06 Nov	Lufthansa
07 Oct - 06 Nov	Lufthansa
28 Oct - 09 Nov	Lufthansa
23 Oct - 02 Nov	Etihad Airways
27 Oct - 08 Nov	LOT
25 Oct - 02 Nov	Scandinavian Airlines

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

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 October from 503€

Return flights