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

Return flights

08 Dec - 15 Dec	Vietnam Airlines
22 Dec - 18 Jan	VietJet Air
01 Dec - 05 Dec	AirAsia
10 Dec - 15 Dec	VietJet Air
12 Dec - 15 Dec	VietJet Air
22 Dec - 18 Jan	Scoot	direct
03 Dec - 07 Dec	VietJet Air
16 Dec - 06 Jan	Thai AirAsia
01 Dec - 04 Dec	AirAsia
08 Dec - 12 Dec	AirAsia
01 Dec - 12 Dec	AirAsia
23 Dec - 20 Jan	Scoot	direct
10 Dec - 12 Dec	AirAsia
12 Dec - 15 Dec	Scoot	direct
22 Dec - 07 Jan	AirAsia
22 Dec - 06 Jan	AirAsia
22 Dec - 10 Jan	AirAsia
26 Dec - 07 Jan	Thai AirAsia
26 Dec - 06 Jan	Thai AirAsia
26 Dec - 10 Jan	Thai AirAsia

Also check the deals for one-way flights from Singapore to Vientiane 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 Singapore to Vientiane in December from 238€

Return flights