Cheapest return flights from Vientiane to Phnom-penh in September from 259€

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

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

Return flights

04 Sep - 15 Sep Thai AirAsia
01 Sep - 15 Sep Thai AirAsia
18 Sep - 06 Oct Thai AirAsia
01 Sep - 14 Sep Thai AirAsia
01 Sep - 16 Sep Thai AirAsia
01 Sep - 17 Sep Thai AirAsia
04 Sep - 14 Sep Thai AirAsia
04 Sep - 16 Sep Thai AirAsia
04 Sep - 17 Sep Thai AirAsia

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