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

Return flights

26 Oct - 11 Nov	Ryanair
31 Oct - 09 Nov	Hainan Airlines
31 Oct - 16 Nov	Hainan Airlines
20 Oct - 04 Nov	easyJet
26 Oct - 04 Nov	Ryanair
25 Oct - 04 Nov	easyJet
01 Oct - 15 Oct	Ryanair
27 Oct - 04 Nov	Hainan Airlines
16 Oct - 22 Oct	Wizz Air UK
04 Oct - 18 Oct	Wizz Air UK
04 Oct - 13 Oct	Wizz Air UK
16 Oct - 21 Oct	Wizz Air UK
27 Oct - 03 Nov	easyJet
31 Oct - 06 Nov	Hainan Airlines
28 Oct - 05 Nov	easyJet
20 Oct - 26 Oct	easyJet
01 Oct - 16 Oct	Ryanair
03 Oct - 16 Oct	Wizz Air UK
13 Oct - 19 Oct	Hainan Airlines
15 Oct - 21 Oct	Hainan Airlines

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 513€

Return flights