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

Return flights

11 Dec - 22 Jan	Ryanair
11 Dec - 24 Jan	Ryanair
11 Dec - 21 Jan	Ryanair
11 Dec - 20 Jan	Ryanair
02 Dec - 10 Dec	Ryanair
01 Dec - 16 Jan	Ryanair
13 Dec - 23 Dec	Ryanair
10 Dec - 25 Dec	Ryanair
01 Dec - 14 Dec	Ryanair
10 Dec - 22 Jan	Ryanair
15 Dec - 22 Jan	Ryanair
11 Dec - 16 Jan	Ryanair
12 Dec - 27 Dec	Air Serbia
10 Dec - 20 Jan	Ryanair
15 Dec - 23 Jan	Air Serbia
15 Dec - 29 Dec	Ryanair
10 Dec - 14 Dec	Turkish Airlines
24 Dec - 31 Dec	Croatia Airlines

Also check the deals for one-way flights from Zagreb 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.

Book a cheap hotel in Hanoi

Cheap car rent in Hanoi

Cheapest return flights from Zagreb to Hanoi in December from 662€

Return flights