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

Return flights

20 Sep - 28 Sep	Air China
15 Sep - 24 Sep	Air China
11 Sep - 23 Sep	Air China
12 Sep - 24 Sep	Air China
17 Sep - 24 Sep	Air China
18 Sep - 25 Sep	Air China
16 Sep - 23 Sep	Air China
16 Sep - 21 Sep	Lufthansa
11 Sep - 17 Sep	Air China
06 Sep - 07 Sep	Hong Kong Airlines
25 Sep - 13 Oct	Emirates
27 Sep - 18 Oct	Emirates
27 Sep - 17 Oct	Emirates
04 Sep - 04 Oct	Emirates
25 Sep - 05 Oct	Emirates
19 Sep - 06 Oct	Emirates
27 Sep - 06 Oct	Emirates
27 Sep - 08 Oct	Emirates
27 Sep - 04 Oct	Emirates
26 Sep - 09 Oct	Finnair

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Vienna in September from 470€

Return flights