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

Return flights

18 Dec - 26 Jan	Finnair
17 Dec - 08 Jan	Hainan Airlines
21 Dec - 08 Jan	Finnair
04 Dec - 11 Dec	Finnair
18 Dec - 04 Jan	Finnair
11 Dec - 17 Dec	Finnair
06 Dec - 14 Dec	Finnair
03 Dec - 07 Dec	Finnair
07 Dec - 09 Jan	Finnair
22 Dec - 01 Jan	Hainan Airlines
20 Dec - 06 Jan	Hainan Airlines
20 Dec - 10 Jan	Hainan Airlines
19 Dec - 10 Jan	Finnair
27 Dec - 04 Jan	Finnair
10 Dec - 16 Dec	Finnair
10 Dec - 17 Dec	Finnair
18 Dec - 28 Dec	Finnair
20 Dec - 28 Dec	Finnair
23 Dec - 31 Dec	Finnair
01 Dec - 08 Dec	SWISS

Also check the deals for one-way flights from Hong Kong to Dublin 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 Dublin in December from 440€

Return flights