AirHint found the following cheapest one-way flights from Bangkok (BKK) to Vientiane (VTE) in October 2025 (see full year).

One-Way flights

21 Oct	Thai AirAsia	direct
05 Oct	Thai AirAsia	direct
30 Oct	Thai AirAsia	direct
06 Oct	Thai AirAsia	direct
28 Oct	Thai AirAsia	direct
20 Oct	Thai AirAsia	direct
29 Oct	Thai AirAsia	direct
18 Oct	Thai AirAsia	direct
09 Oct	Thai AirAsia	direct
19 Oct	Thai AirAsia	direct

Also check the deals for return flights from Bangkok to Vientiane in October.

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 one-way flights from Bangkok to Vientiane in October from $73

One-Way flights