Cheapest return flights from Bangkok to Vientiane in September from $137

Best time to book flights for Bangkok (BKK) to Vientiane (VTE) flights at AirHint

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

Return flights

22 Sep - 06 Oct Thai AirAsia direct
29 Sep - 06 Oct Thai AirAsia direct
22 Sep - 29 Sep Thai AirAsia direct
22 Sep - 25 Sep Thai AirAsia direct
16 Sep - 06 Oct Thai AirAsia direct
23 Sep - 06 Oct Thai AirAsia direct
01 Sep - 06 Sep Thai AirAsia direct
01 Sep - 16 Sep Thai AirAsia direct
10 Sep - 16 Sep Thai AirAsia direct
10 Sep - 29 Sep Thai AirAsia direct
10 Sep - 25 Sep Thai AirAsia direct
15 Sep - 16 Sep Thai AirAsia direct
15 Sep - 29 Sep Thai AirAsia direct
15 Sep - 25 Sep Thai AirAsia direct
18 Sep - 01 Oct Thai AirAsia direct
15 Sep - 06 Oct Thai AirAsia direct
26 Sep - 06 Oct Thai AirAsia direct
22 Sep - 09 Oct Thai AirAsia direct
29 Sep - 09 Oct Thai AirAsia direct
28 Sep - 06 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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