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

Return flights

30 Dec - 09 Jan	Scoot Tigerair	direct
05 Dec - 06 Dec	AirAsia
12 Dec - 14 Dec	Scoot Tigerair	direct
05 Dec - 12 Dec	AirAsia
24 Dec - 08 Jan	AirAsia
24 Dec - 13 Jan	AirAsia
24 Dec - 10 Jan	AirAsia
24 Dec - 11 Jan	AirAsia
24 Dec - 09 Jan	AirAsia
30 Dec - 08 Jan	Thai AirAsia
30 Dec - 13 Jan	Thai AirAsia
30 Dec - 10 Jan	Thai AirAsia
19 Dec - 08 Jan	AirAsia
05 Dec - 20 Dec	AirAsia
05 Dec - 25 Dec	AirAsia
05 Dec - 22 Dec	AirAsia
05 Dec - 14 Dec	AirAsia
05 Dec - 19 Dec	AirAsia
05 Dec - 07 Dec	AirAsia
05 Dec - 21 Dec	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 $325

Return flights