AirHint found the following cheapest return flights from Seoul (ICN) to Prague (PRG) in August 2025 (see full year).

Return flights

18 Aug - 28 Aug	Emirates
20 Aug - 28 Aug	Emirates
25 Aug - 25 Sep	Emirates
25 Aug - 02 Sep	Emirates
18 Aug - 02 Sep	Emirates
11 Aug - 21 Aug	Emirates
11 Aug - 19 Aug	Emirates
13 Aug - 19 Aug	Emirates
20 Aug - 26 Aug	Emirates
04 Aug - 07 Aug	Emirates
18 Aug - 26 Aug	Emirates
13 Aug - 21 Aug	Emirates
21 Aug - 28 Aug	Emirates
21 Aug - 30 Sep	Emirates
25 Aug - 05 Sep	Emirates
26 Aug - 16 Sep	Emirates
26 Aug - 09 Sep	Emirates
25 Aug - 01 Sep	Emirates
27 Aug - 03 Sep	Emirates
28 Aug - 04 Sep	Emirates

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 $718

Return flights