AirHint found the following cheapest one-way flights from Hong Kong (HKG) to London (LGW) in December 2025 (see full year).

One-Way flights

02 Dec	Turkish Airlines
07 Dec	Turkish Airlines
30 Dec	Air China
10 Dec	HK Express
23 Dec	Qatar Airways
31 Dec	Qatar Airways
22 Dec	Qatar Airways
29 Dec	Qatar Airways
17 Dec	Turkish Airlines
28 Dec	Qatar Airways

Also check the deals for return flights from Hong Kong to London in December.

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 London in December from $271

One-Way flights