Booking with SriLankan Airlines 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to Colombo Bandaranaike Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
For Economy class flights the cheapest month to fly the route is May. The most expensive months are December and February.
In terms of precipitation, rainfall in Colombo Bandaranaike Intl Airport ranges from 60.0 - 350.0 inches per month. October is typically the wettest month, when rainfall can reach 350.0 mm. February is typically the driest time to visit Colombo Bandaranaike Intl Airport when rainfall is around 60.0 mm.
If weather is an important factor for your trip to Colombo Bandaranaike Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 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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