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

Return flights

23 Dec - 04 Jan	Scoot	direct
04 Dec - 09 Dec	VietJet Air
09 Dec - 16 Dec	VietJet Air
23 Dec - 06 Jan	VietJet Air
24 Dec - 03 Jan	Scoot	direct
02 Dec - 03 Dec	VietJet Air
05 Dec - 08 Dec	Scoot	direct
27 Dec - 04 Jan	Scoot	direct
13 Dec - 14 Dec	VietJet Air
22 Dec - 02 Jan	Scoot	direct
19 Dec - 23 Dec	Scoot	direct
23 Dec - 29 Dec	Scoot	direct
27 Dec - 30 Dec	Scoot	direct
06 Dec - 08 Dec	Scoot	direct
21 Dec - 28 Dec	VietJet Air
27 Dec - 03 Jan	Scoot	direct
30 Dec - 04 Jan	Scoot	direct
29 Dec - 05 Jan	Scoot	direct
18 Dec - 08 Jan	Vietnam Airlines
31 Dec - 05 Jan	VietJet Air

Also check the deals for one-way flights from Hanoi to Singapore 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 Hanoi to Singapore in December from $192

Return flights