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

Return flights

09 Dec - 24 Dec	Pegasus Airlines
07 Dec - 18 Dec	Ryanair
08 Dec - 17 Dec	Ryanair
11 Dec - 18 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
05 Dec - 17 Dec	Ryanair
03 Dec - 17 Dec	Ryanair
06 Dec - 20 Dec	Pegasus Airlines
01 Dec - 15 Dec	Ryanair
09 Dec - 19 Dec	Pegasus Airlines
31 Dec - 16 Jan	Ryanair
11 Dec - 14 Jan	Ryanair
29 Dec - 19 Jan	AJet
11 Dec - 08 Jan	Hainan Airlines
29 Dec - 17 Jan	Brussels Airlines
12 Dec - 15 Jan	FlyOne (Romania)
29 Dec - 09 Jan	Hainan Airlines
12 Dec - 14 Jan	FlyOne (Romania)
27 Dec - 17 Jan	Hainan Airlines
25 Dec - 15 Jan	Hainan Airlines

Also check the deals for one-way flights from Brussels 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 Brussels to Hanoi in December from 570€

Return flights