Flights Koh Samui — Vientiane is a popular route. The straight-line distance is 977 km. Flight time 1h 39m. Time difference +0h.
From Koh Samui (USM) flights depart from 1 airport: USM. To Vientiane (VTE) — 1 arrival airport: VTE.
1 airline operate on this route: Bangkok Airways.
The minimum price for the next 3 months — from $188 (18.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $233, ranging from $188 to $297. Book 1–3 months in advance to get the best deals.
Cheapest day to fly — Tuesday.