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

Return flights

07 Dec - 20 Dec	Air China
08 Dec - 29 Dec	China Eastern
04 Dec - 17 Dec	Air China
08 Dec - 15 Dec	China Eastern
08 Dec - 14 Dec	Air China
02 Dec - 13 Jan	AJet
15 Dec - 17 Jan	Ryanair
11 Dec - 30 Dec	Wizz Air
29 Dec - 12 Jan	Ryanair
31 Dec - 24 Jan	Scandinavian Airlines
15 Dec - 15 Jan	Ryanair
15 Dec - 29 Dec	Ryanair
12 Dec - 15 Jan	Scandinavian Airlines
31 Dec - 22 Jan	Scandinavian Airlines
15 Dec - 30 Dec	Ryanair
15 Dec - 29 Jan	Ryanair
12 Dec - 29 Dec	Ryanair
17 Dec - 28 Jan	Scandinavian Airlines
29 Dec - 10 Jan	Ryanair
17 Dec - 24 Dec	Wizz Air

Also check the deals for one-way flights from Copenhagen to Hanoi 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 Copenhagen to Hanoi in December from $583

Return flights