Booking 88 days in advance of your planned departure date is, on average, the best time to get the best price for Economy class flights from Bangkok Suvarnabhumi Airport to Ko Samui.
For Economy class flights, the cheapest month to fly this route is November. The most expensive months are March and August.
In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.
If weather is an important factor for your trip to Ko 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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