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

Return flights

19 May - 26 May	Air France
05 May - 12 May	Qatar Airways
12 May - 20 May	Qatar Airways
21 May - 02 Jun	Qatar Airways
25 May - 29 May	KLM
13 May - 20 May	Air France
26 May - 31 May	LOT
12 May - 23 May	Qatar Airways
27 May - 30 May	Air France
28 May - 31 May	Qatar Airways
29 May - 06 Jun	Qatar Airways
16 May - 25 May	Etihad Airways
25 May - 15 Jun	LOT
28 May - 05 Jun	Etihad Airways
21 May - 02 Jun	Asiana Airlines	direct
24 May - 01 Jun	Etihad Airways
25 May - 15 Jun	Korean Air	direct
29 May - 06 Jun	Korean Air	direct

Also check the deals for one-way flights from Seoul to Prague 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 Seoul to Prague in May from 615€

Return flights