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

Return flights

29 Oct - 13 Nov	Hainan Airlines
27 Oct - 30 Nov	LOT
29 Oct - 11 Nov	LOT
29 Oct - 09 Nov	Hainan Airlines
28 Oct - 18 Nov	LOT
28 Oct - 05 Nov	LOT
30 Oct - 12 Nov	LOT
28 Oct - 04 Nov	LOT
31 Oct - 11 Nov	easyJet
31 Oct - 30 Nov	Hainan Airlines
28 Oct - 30 Oct	Vueling Airlines
28 Oct - 30 Oct	Asiana Airlines	direct
23 Oct - 28 Oct	Asiana Airlines	direct
23 Oct - 30 Oct	Asiana Airlines	direct
25 Oct - 28 Oct	LOT
25 Oct - 29 Oct	LOT
27 Oct - 31 Oct	LOT
21 Oct - 31 Oct	Blue Bird Airways
26 Oct - 30 Oct	Asiana Airlines	direct
21 Oct - 30 Oct	Blue Bird Airways

Also check the deals for one-way flights from Prague to Seoul 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 Prague to Seoul in October from 511€

Return flights