Cheapest return flights from Phnom-penh to Vientiane in August from $288

Best time to book flights for Phnom-penh (PNH) to Vientiane (VTE) flights at AirHint

AirHint found the following cheapest return flights from Phnom-penh (PNH) to Vientiane (VTE) in August 2025 (see full year).

Return flights

18 Aug - 31 Aug Thai AirAsia
16 Aug - 31 Aug Thai AirAsia
20 Aug - 31 Aug Thai AirAsia
18 Aug - 01 Sep Thai AirAsia
16 Aug - 01 Sep Thai AirAsia
20 Aug - 01 Sep Thai AirAsia
18 Aug - 05 Sep Thai AirAsia
16 Aug - 05 Sep Thai AirAsia
20 Aug - 05 Sep Thai AirAsia
13 Aug - 31 Aug Thai AirAsia
13 Aug - 01 Sep Thai AirAsia

Also check the deals for one-way flights from Phnom-penh to Vientiane in August.

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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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