AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Hahn (HHN) in August 2025 (see full year).

One-Way flights

31 Aug	Hainan Airlines
18 Aug	China Eastern
25 Aug	Hainan Airlines
05 Aug	China Eastern
27 Aug	China Southern
26 Aug	China Southern
29 Aug	China Southern
06 Aug	HK Express
13 Aug	China Southern
07 Aug	Hong Kong Airlines

Also check the deals for return flights from Hong Kong to Hahn in August.

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 one-way flights from Hong Kong to Hahn in August from 283€

One-Way flights