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

Return flights

01 Apr - 06 Apr	Lufthansa
23 Apr - 26 Apr	Etihad Airways
02 Apr - 07 Apr	Air France
08 Apr - 21 Apr	Air France
15 Apr - 19 Apr	KLM
17 Apr - 24 Apr	Qatar Airways
19 Apr - 03 May	Etihad Airways
20 Apr - 27 Apr	LOT
06 Apr - 17 Apr	Finnair
21 Apr - 12 May	Finnair
28 Apr - 05 May	Finnair
28 Apr - 12 May	Finnair
29 Apr - 06 May	Finnair
21 Apr - 05 May	Finnair
30 Apr - 07 May	Finnair
22 Apr - 29 Apr	SWISS
05 Apr - 12 Apr	Qatar Airways
24 Apr - 01 May	Qatar Airways
13 Apr - 01 May	KLM
25 Apr - 03 May	Etihad Airways

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.

Book a cheap hotel in Prague

Cheap car rent in Prague

Cheapest return flights from Seoul to Prague in April from 559€

Return flights