Cheapest return flights from Bangkok to Vientiane in September from $132

AirHint found the following cheapest return flights from Bangkok (BKK) to Vientiane (VTE) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep Thai AirAsia direct
07 Sep - 19 Sep Thai AirAsia direct
07 Sep - 15 Sep Thai AirAsia direct
07 Sep - 12 Sep Thai AirAsia direct
07 Sep - 20 Sep Thai AirAsia direct
09 Sep - 20 Sep Thai AirAsia direct
04 Sep - 20 Sep Thai AirAsia direct
11 Sep - 19 Sep Thai AirAsia direct
11 Sep - 15 Sep Thai AirAsia direct
11 Sep - 12 Sep Thai AirAsia direct
25 Sep - 03 Oct Thai AirAsia direct
27 Sep - 03 Oct Thai AirAsia direct
30 Sep - 03 Oct Thai AirAsia direct
20 Sep - 03 Oct Thai AirAsia direct
13 Sep - 03 Oct Thai AirAsia direct
16 Sep - 04 Oct Thai AirAsia direct
16 Sep - 03 Oct Thai AirAsia direct
16 Sep - 05 Oct Thai AirAsia direct
25 Sep - 08 Oct Thai AirAsia direct
25 Sep - 04 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Vientiane in September.

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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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