$877 - $1,769
In general when looking for the cheapest flight to Ko Samui, try to book your flight during the month of October for the best deal.
In general, most flyers find the cheapest time to book a flight to Ko Samui is about 36 days prior.
Most of our users find that booking their departure to Ko Samui on a Tuesday is the cheapest. Conversely, departing on a Sunday seems to be the most expensive.
In general, when looking for the cheapest flight to Ko Samui, our data indicates that afternoon flights are the most cost-effective. midday flights tend to be the most expensive.