AirHint found the following cheapest return flights from Busan (PUS) to Vientiane (VTE) in August 2025 (see full year).

Return flights

28 Aug - 31 Aug	VietJet Air
31 Aug - 05 Sep	VietJet Air
21 Aug - 04 Sep	VietJet Air
06 Aug - 13 Aug	VietJet Air
28 Aug - 01 Sep	VietJet Air
29 Aug - 05 Sep	VietJet Air
24 Aug - 01 Sep	VietJet Air
24 Aug - 28 Aug	VietJet Air
19 Aug - 22 Aug	VietJet Air
21 Aug - 26 Aug	VietJet Air
22 Aug - 25 Aug	VietJet Air
21 Aug - 25 Aug	VietJet Air
21 Aug - 23 Aug	VietJet Air
27 Aug - 01 Sep	VietJet Air
21 Aug - 27 Aug	VietJet Air
22 Aug - 26 Aug	VietJet Air

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

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.

Book a cheap hotel in Vientiane

Cheap car rent in Vientiane

Cheapest return flights from Busan to Vientiane in August from $240

Return flights