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

Return flights

01 Apr - 13 Apr	Etihad Airways
13 Apr - 12 May	Etihad Airways
13 Apr - 11 May	Etihad Airways
01 Apr - 07 Apr	Etihad Airways
01 Apr - 11 Apr	Etihad Airways
01 Apr - 06 Apr	Etihad Airways
01 Apr - 15 Apr	Etihad Airways
01 Apr - 10 Apr	Etihad Airways
04 Apr - 19 Apr	Etihad Airways
01 Apr - 05 Apr	Etihad Airways
13 Apr - 17 Apr	Etihad Airways
06 Apr - 20 Apr	Etihad Airways
27 Apr - 04 May	LOT
27 Apr - 12 May	LOT
27 Apr - 06 May	LOT
28 Apr - 05 May	Etihad Airways
28 Apr - 07 May	Etihad Airways
20 Apr - 01 May	LOT
29 Apr - 05 May	Lufthansa
21 Apr - 12 May	Lufthansa

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

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 April from 451€

Return flights