Cheapest return flights from Hanoi to Vientiane in September from $182

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

Return flights

13 Sep - 14 Sep VietJet Air direct
20 Sep - 08 Oct Thai AirAsia
20 Sep - 03 Oct Thai AirAsia
20 Sep - 05 Oct Thai AirAsia
20 Sep - 02 Oct Thai AirAsia
27 Sep - 08 Oct Thai AirAsia
27 Sep - 03 Oct Thai AirAsia
20 Sep - 22 Sep Thai AirAsia
04 Sep - 14 Sep Thai AirAsia
27 Sep - 05 Oct Thai AirAsia
27 Sep - 02 Oct Thai AirAsia
20 Sep - 27 Sep Thai AirAsia
27 Sep - 08 Oct Lao Airlines direct
27 Sep - 03 Oct Lao Airlines direct
20 Sep - 29 Sep Thai AirAsia
20 Sep - 26 Sep Thai AirAsia
04 Sep - 11 Sep Thai AirAsia
04 Sep - 22 Sep Thai AirAsia
27 Sep - 30 Sep Lao Airlines direct
13 Sep - 30 Sep Lao Airlines direct

Also check the deals for one-way flights from Hanoi 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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