Flights Milan — Koh Samui is a popular route. The straight-line distance is 9 320 km. Flight time 11h 28m. Time difference +6h.
From Milan (MIL) flights depart from 2 airports: BGY, MXP. To Koh Samui (USM) — 1 arrival airport: USM.
5 airlines operate on this route: Ryanair, Oman Air, Etihad Airways, Hainan Airlines, Gulf Air.
The minimum price for the next 3 months — from $457 (02.12.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $554, ranging from $457 to $811. Book 1–3 months in advance to get the best deals.
Cheapest day to fly — Wednesday.