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

Return flights

01 May - 14 May	Etihad Airways
07 May - 28 May	KLM
20 May - 30 May	Etihad Airways
28 May - 04 Jun	KLM
01 May - 23 May	Etihad Airways
01 May - 12 May	Etihad Airways
07 May - 17 May	Finnair
23 May - 06 Jun	Finnair
19 May - 05 Jun	KLM
01 May - 01 Jun	KLM
23 May - 06 Jun	Korean Air	direct
20 May - 30 May	Korean Air	direct
07 May - 28 May	Asiana Airlines	direct
07 May - 17 May	Asiana Airlines	direct
28 May - 04 Jun	Asiana Airlines	direct
09 May - 26 May	Air France
01 May - 01 Jun	Korean Air	direct

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

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 May from $707

Return flights