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

One-Way flights

31 Aug	Hainan Airlines
18 Aug	China Eastern
16 Aug	China Eastern
25 Aug	IndiGo
04 Aug	China Eastern
28 Aug	China Eastern
24 Aug	China Southern
30 Aug	HK Express
29 Aug	China Southern
26 Aug	Thai AirAsia

Also check the deals for return flights from Hong Kong to Lisbon 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 Lisbon in August from 290€

One-Way flights