AirHint found the following cheapest return flights from Busan (PUS) to Vientiane (VTE) in January 2026 (see full year).

Return flights

08 Jan - 11 Jan	Vietnam Airlines
31 Jan - 04 Feb	Singapore Airlines
15 Jan - 19 Jan	Singapore Airlines
16 Jan - 19 Jan	Singapore Airlines
16 Jan - 20 Jan	Singapore Airlines
10 Jan - 15 Jan	Jeju Air
22 Jan - 26 Jan	Singapore Airlines
04 Jan - 15 Jan	Jeju Air
17 Jan - 25 Jan	Jeju Air
09 Jan - 14 Jan	Jeju Air
16 Jan - 24 Jan	Singapore Airlines
01 Jan - 01 Feb	Jeju Air

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

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 January from 298€

Return flights