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

Return flights

31 Dec - 07 Jan	Vietnam Airlines
31 Dec - 06 Jan	Scoot	direct
31 Dec - 07 Jan	Scoot	direct
30 Dec - 06 Jan	Scoot
30 Dec - 07 Jan	Scoot
30 Dec - 01 Jan	Vietnam Airlines
30 Dec - 06 Jan	Scoot	direct
30 Dec - 07 Jan	Scoot	direct
31 Dec - 03 Jan	AirAsia
31 Dec - 03 Jan	Scoot	direct
28 Dec - 29 Dec	Thai AirAsia
27 Dec - 29 Dec	Thai AirAsia
28 Dec - 29 Dec	Scoot	direct
27 Dec - 28 Dec	Thai AirAsia
27 Dec - 29 Dec	Scoot	direct
27 Dec - 28 Dec	Scoot	direct
27 Dec - 31 Dec	Scoot	direct

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 237€

Return flights