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

Return flights

10 Oct - 22 Oct	Lufthansa
10 Oct - 20 Oct	Lufthansa
22 Oct - 26 Oct	Lufthansa
20 Oct - 26 Oct	Lufthansa
22 Oct - 30 Nov	Etihad Airways
24 Oct - 02 Nov	Etihad Airways
17 Oct - 25 Oct	Lufthansa
24 Oct - 04 Nov	Etihad Airways
13 Oct - 12 Nov	Lufthansa
22 Oct - 19 Nov	SWISS
21 Oct - 18 Nov	Singapore Airlines
15 Oct - 28 Oct	Etihad Airways
13 Oct - 19 Oct	Etihad Airways
24 Oct - 01 Nov	Etihad Airways
20 Oct - 30 Oct	Air China
13 Oct - 20 Oct	Air China
13 Oct - 27 Oct	Air China
29 Oct - 02 Nov	Etihad Airways
23 Oct - 02 Nov	Etihad Airways
22 Oct - 05 Nov	Qatar Airways

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 489€

Return flights