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

Return flights

04 Dec - 09 Dec	AirAsia
04 Dec - 13 Dec	AirAsia	direct
02 Dec - 13 Dec	AirAsia	direct
09 Dec - 13 Dec	AirAsia	direct
18 Dec - 20 Dec	AirAsia	direct
18 Dec - 06 Jan	AirAsia	direct
18 Dec - 01 Jan	AirAsia	direct
18 Dec - 03 Jan	AirAsia	direct
04 Dec - 20 Dec	AirAsia	direct
02 Dec - 20 Dec	AirAsia	direct
16 Dec - 20 Dec	AirAsia	direct
09 Dec - 20 Dec	AirAsia	direct
13 Dec - 20 Dec	AirAsia	direct
16 Dec - 01 Jan	AirAsia	direct
16 Dec - 03 Jan	AirAsia	direct
13 Dec - 01 Jan	AirAsia	direct
27 Dec - 06 Jan	AirAsia	direct
27 Dec - 01 Jan	AirAsia	direct
27 Dec - 03 Jan	AirAsia	direct
16 Dec - 06 Jan	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 $191

Return flights