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

Return flights

27 Aug - 17 Sep	Air China
26 Aug - 06 Sep	Air China
27 Aug - 07 Sep	Air China
31 Aug - 19 Sep	Air China
31 Aug - 17 Sep	Ryanair
29 Aug - 31 Aug	Air China
28 Aug - 06 Sep	Air China
27 Aug - 01 Sep	Air China
20 Aug - 02 Sep	Hainan Airlines
27 Aug - 31 Aug	Air China
31 Aug - 14 Sep	Air China
26 Aug - 31 Aug	Air China
26 Aug - 16 Sep	Air China
24 Aug - 31 Aug	Etihad Airways
11 Aug - 26 Aug	Ryanair
20 Aug - 26 Aug	Turkish Airlines
17 Aug - 25 Aug	Etihad Airways
09 Aug - 16 Aug	Ryanair
18 Aug - 31 Aug	Finnair
07 Aug - 16 Aug	Air India

Also check the deals for one-way flights from Vienna to Seoul 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 Vienna to Seoul in August from 565€

Return flights