AirHint found the following cheapest return flights from Hong Kong (HKG) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

26 Dec - 11 Jan	Etihad Airways
27 Dec - 24 Jan	Air China
27 Dec - 10 Jan	Air China
27 Dec - 15 Jan	Air China
29 Dec - 19 Jan	Air China
24 Dec - 11 Jan	SWISS
30 Dec - 14 Jan	SWISS
30 Dec - 17 Jan	Air China
30 Dec - 15 Jan	Air China
12 Dec - 18 Dec	Air China
11 Dec - 18 Dec	Air China
29 Dec - 14 Jan	SWISS
17 Dec - 31 Dec	Air India
24 Dec - 31 Dec	Air India
21 Dec - 31 Dec	Juneyao Airlines
08 Dec - 15 Dec	Air China
18 Dec - 30 Dec	Hong Kong Airlines
10 Dec - 14 Dec	Air China
20 Dec - 31 Dec	Greater Bay Airlines
19 Dec - 28 Dec	Air India

Also check the deals for one-way flights from Hong Kong to Copenhagen 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 return flights from Hong Kong to Copenhagen in December from $491

Return flights