In general, September is the cheapest month to fly from United Kingdom to Ko Samui. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £636. If you aren’t able to travel to Ko Samui during the month of September, then flying in June is also cheap. Prices for this month can be found on momondo for an average of £637.
In general, most travellers find the cheapest time to book a flight to Ko Samui is about 60 days prior to their departure date, when tickets on average are £745. In the past 72 hours, momondo users found flights from United Kingdom to Ko Samui for as low as £422.
The cheapest day to depart on your flight to Ko Samui is on a Tuesday when prices can be found for as low as £687. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Ko Samui for around £743.
Our most recent data shows that the best time of day to fly to Ko Samui is at midday. Flights from United Kingdom to Ko Samui during this time can be as low as £662. Flights in the morning are often more expensive, with an average ticket price of £748.