AirHint found the following cheapest return flights from Seoul (ICN) to Vienna (VIE) in September 2026 (see full year).

Return flights

16 Sep - 25 Sep	Air China
05 Sep - 12 Sep	Air China
17 Sep - 12 Oct	Lufthansa
08 Sep - 11 Sep	Air China
14 Sep - 23 Sep	Air China
02 Sep - 13 Sep	Air China
14 Sep - 25 Sep	Air China
07 Sep - 18 Sep	Air China
05 Sep - 19 Sep	Air China
02 Sep - 09 Sep	Air China
13 Sep - 20 Sep	Air China
21 Sep - 12 Oct	China Airlines
17 Sep - 11 Oct	Lufthansa
17 Sep - 04 Oct	Lufthansa
20 Sep - 09 Oct	China Airlines
21 Sep - 09 Oct	China Airlines
17 Sep - 09 Oct	China Airlines
23 Sep - 04 Oct	Scoot
22 Sep - 12 Oct	Lufthansa
28 Sep - 05 Oct	Finnair

Also check the deals for one-way flights from Seoul to Vienna in September.

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 September from 508€

Return flights