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

Return flights

11 Aug - 18 Aug	Qatar Airways
06 Aug - 16 Aug	Etihad Airways
25 Aug - 29 Aug	Etihad Airways
25 Aug - 30 Aug	Etihad Airways
11 Aug - 16 Aug	Etihad Airways
18 Aug - 27 Aug	Etihad Airways
21 Aug - 26 Aug	Qatar Airways
21 Aug - 31 Aug	Qatar Airways
28 Aug - 04 Sep	Qatar Airways
08 Aug - 16 Aug	Etihad Airways
14 Aug - 21 Aug	Etihad Airways
23 Aug - 05 Sep	Etihad Airways
30 Aug - 05 Sep	Etihad Airways
23 Aug - 02 Sep	Qatar Airways
18 Aug - 18 Sep	Etihad Airways
28 Aug - 04 Sep	Korean Air	direct
26 Aug - 02 Sep	KLM

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

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 August from $683

Return flights