Cheapest one-way flights from Kathmandu to Vientiane in December from $324

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Vientiane (VTE) in December 2025 (see full year).

One-Way flights

04 Dec Thai Lion Air

Also check the deals for return flights from Kathmandu to Vientiane in December.

Skyscanner

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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