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

Return flights

02 Dec - 06 Dec	AirAsia	direct
16 Dec - 01 Jan	AirAsia	direct
22 Dec - 25 Dec	AirAsia
21 Dec - 01 Jan	AirAsia
20 Dec - 27 Dec	AirAsia	direct
20 Dec - 23 Dec	AirAsia	direct
26 Dec - 01 Jan	AirAsia
27 Dec - 30 Dec	AirAsia	direct
21 Dec - 24 Dec	AirAsia
23 Dec - 26 Dec	AirAsia
13 Dec - 20 Dec	Thai AirAsia
25 Dec - 28 Dec	AirAsia
23 Dec - 03 Jan	Thai AirAsia

Also check the deals for one-way flights from Kuala Lumpur 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 Kuala Lumpur to Vientiane in December from $210

Return flights