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

Return flights

01 Dec - 11 Dec	Air China
03 Dec - 13 Dec	Air China
01 Dec - 14 Dec	Air China
04 Dec - 09 Dec	Air China
04 Dec - 11 Dec	Air China
05 Dec - 12 Dec	Air China
06 Dec - 26 Dec	Air China
06 Dec - 16 Dec	Air China
06 Dec - 14 Dec	Air China
04 Dec - 20 Dec	Air China
03 Dec - 09 Jan	Air China
11 Dec - 11 Jan	Etihad Airways
31 Dec - 17 Jan	Etihad Airways
29 Dec - 11 Jan	Etihad Airways
28 Dec - 11 Jan	Sichuan Airlines
21 Dec - 06 Jan	Air China
29 Dec - 10 Jan	Sichuan Airlines
27 Dec - 09 Jan	Iberia
27 Dec - 12 Jan	Korean Air
17 Dec - 04 Jan	Etihad Airways

Also check the deals for one-way flights from Madrid 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 Madrid to Hanoi in December from 617€

Return flights