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

Return flights

25 Oct - 29 Oct	VietJet Air
09 Oct - 18 Oct	VietJet Air
14 Oct - 18 Oct	VietJet Air
26 Oct - 30 Oct	VietJet Air
16 Oct - 20 Oct	VietJet Air
24 Oct - 31 Oct	VietJet Air
11 Oct - 18 Oct	VietJet Air
16 Oct - 19 Oct	VietJet Air
11 Oct - 17 Oct	VietJet Air
18 Oct - 25 Oct	VietJet Air
28 Oct - 06 Nov	VietJet Air
29 Oct - 07 Nov	VietJet Air
31 Oct - 03 Nov	VietJet Air
30 Oct - 02 Nov	VietJet Air

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

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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Cheapest return flights from Busan to Vientiane in October from $288

Return flights