23 October, 2025
At the moment, the cheapest months to take a flight to Koh Samui are July/2026 and February/2026. January/2026 is the most expensive month to fly to Koh Samui.
No airlines fly non-stop from Australia to Koh Samui.
Scoot is the cheapest airline to fly from Australia to Koh Samui.
The best airline to fly to Koh Samui from Australia is Singapore Airlines. The best low-cost airline is Scoot.