We've compared all 73 flights that go to or via Koh Samui every week, to find the best deal for you. Thai Airways International usually has the cheapest flights from Kuala Lumpur to Koh Samui, so keep an eye out for them in your search results. If they’re not the cheapest option, try searching by month to compare costs throughout the week.
When you fly 778 km from Kuala Lumpur to Koh Samui, you can choose from four airlines. Flights are most expensive during high season, and you can expect accommodation prices to be higher then too. Last-minute deals do crop up, but it's best to book in advance to avoid disappointment.
To sort cheap flights to Koh Samui, it's best to start searching for flights by month, as this will show you when prices are at their lowest.
It takes about 5 hrs 30 mins to fly from Kuala Lumpur to Koh Samui. Once you’ve chosen your flight, go through and fill out your details to complete your booking. If you haven’t yet sorted your accommodation or car hire, take a look at our competitive rates – then you can book your flights and accommodation in one go.