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

Return flights

03 Jul - 08 Jul	VietJet Air
17 Jul - 20 Jul	VietJet Air
07 Jul - 10 Jul	VietJet Air
12 Jul - 14 Jul	Vietnam Airlines
02 Jul - 05 Jul	Vietnam Airlines
16 Jul - 22 Jul	VietJet Air
15 Jul - 20 Jul	VietJet Air
10 Jul - 22 Jul	VietJet Air
17 Jul - 21 Jul	VietJet Air
03 Jul - 10 Jul	VietJet Air
15 Jul - 15 Aug	VietJet Air
17 Jul - 15 Aug	VietJet Air
20 Jul - 05 Aug	VietJet Air
31 Jul - 05 Aug	Jeju Air
31 Jul - 04 Aug	Jeju Air
29 Jul - 05 Aug	Jeju Air
24 Jul - 01 Aug	VietJet Air
24 Jul - 02 Aug	VietJet Air
25 Jul - 04 Aug	VietJet Air
30 Jul - 03 Aug	VietJet Air

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

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 July from $240

Return flights