AirHint found the following cheapest return flights from Busan (PUS) to Vientiane (VTE) in May 2026 (see full year).
Return flights
| 20 May - 25 May | Vietnam Airlines | ||
| 05 May - 30 May | Vietnam Airlines | ||
| 01 May - 04 May | Vietnam Airlines |
Also check the deals for one-way flights from Busan to Vientiane in May.
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