The best time to book flights from Singapore to Koh Samui is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
One of the essential ways to save on airfare from Singapore to Koh Samui is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.
The most flights from SIN to USM are scheduled on a Monday (29 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (29 on average).
In terms of precipitation, rainfall in Koh Samui ranges from 58.0 - 490.0 mm per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Koh Samui when rainfall is around 58.0 mm.
If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).
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Yes, Cheapflights offers price alerts on Singapore to Koh Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.