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

Return flights

03 Aug - 31 Aug	SWISS
17 Aug - 24 Aug	SWISS
26 Aug - 31 Aug	Scandinavian Airlines
24 Aug - 27 Aug	Scandinavian Airlines
11 Aug - 16 Aug	Etihad Airways
22 Aug - 30 Aug	Scandinavian Airlines
21 Aug - 30 Aug	Scandinavian Airlines
10 Aug - 19 Aug	Air France
04 Aug - 12 Aug	Etihad Airways
04 Aug - 18 Aug	Qatar Airways

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 504€

Return flights