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

Return flights

17 Aug - 20 Aug	Air China
17 Aug - 28 Aug	Air China
17 Aug - 24 Aug	Air China
17 Aug - 22 Aug	Air China
17 Aug - 31 Aug	Air China
17 Aug - 27 Aug	Air China
17 Aug - 25 Aug	Air China
17 Aug - 23 Aug	Air China
18 Aug - 22 Aug	Air China
18 Aug - 28 Aug	Emirates
20 Aug - 03 Sep	Emirates
25 Aug - 09 Sep	Emirates
18 Aug - 24 Sep	Emirates
27 Aug - 01 Sep	Emirates
18 Aug - 25 Sep	Emirates
18 Aug - 03 Sep	Emirates
27 Aug - 03 Sep	Emirates
13 Aug - 03 Sep	Emirates
25 Aug - 03 Sep	Emirates
26 Aug - 02 Sep	Emirates

Also check the deals for one-way flights from Seoul to Vienna 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 Vienna in August from $648

Return flights