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

Return flights

23 Oct - 30 Oct	Air China
20 Oct - 27 Oct	Air China
19 Oct - 02 Nov	Air China
18 Oct - 02 Nov	Air China
24 Oct - 08 Nov	Air China
09 Oct - 23 Oct	Air China
11 Oct - 22 Oct	Air China
16 Oct - 03 Nov	Air China
25 Oct - 08 Nov	Air China
11 Oct - 23 Oct	Air China
12 Oct - 20 Oct	Air China
10 Oct - 23 Oct	Air China
15 Oct - 28 Oct	Air China
16 Oct - 23 Oct	Air China
16 Oct - 11 Nov	Air China
18 Oct - 26 Oct	Air China
22 Oct - 01 Nov	Air China
20 Oct - 05 Nov	SWISS
15 Oct - 05 Nov	SWISS
25 Oct - 01 Nov	Air China

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Vienna in October from $478

Return flights