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

Return flights

27 Oct - 09 Nov	Air China
27 Oct - 03 Nov	Air China
27 Oct - 11 Nov	Air China
27 Oct - 08 Nov	Air China
26 Oct - 06 Nov	Air China
31 Oct - 04 Nov	Air China
26 Oct - 09 Nov	Air China
26 Oct - 02 Nov	Air China
26 Oct - 08 Nov	Air China
16 Oct - 27 Oct	Air China
26 Oct - 07 Nov	Air China
13 Oct - 22 Oct	Air China
19 Oct - 20 Oct	Air China
20 Oct - 22 Oct	Air China
15 Oct - 26 Oct	Air China
12 Oct - 22 Oct	Air China
12 Oct - 26 Oct	Air China
12 Oct - 20 Oct	Air China
10 Oct - 20 Oct	Air China
11 Oct - 20 Oct	Air China

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

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 October from 434€

Return flights