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

Return flights

06 Dec - 17 Dec	Thai AirAsia
08 Dec - 17 Dec	Thai AirAsia
07 Dec - 17 Dec	Thai AirAsia
31 Dec - 19 Jan	Thai AirAsia
06 Dec - 20 Dec	Thai AirAsia
31 Dec - 16 Jan	Thai AirAsia
08 Dec - 20 Dec	Thai AirAsia
31 Dec - 01 Jan	Thai AirAsia
31 Dec - 02 Jan	Thai AirAsia
07 Dec - 20 Dec	Thai AirAsia

Also check the deals for one-way flights from Vientiane 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 Vientiane to Singapore in December from 314€

Return flights