Travelling from most locations, it is best to book your flight to Singapore during the month of August for the best deal, although there are other times of the year which offer great deals as well.
Most flyers found that booking flight tickets 57 days in advance of their planned departure date is, on average, the best time to get cheap flights to Singapore.
From most locations, the cheapest day to fly to Singapore is Monday. Most users found that departing on a Sunday was most expensive.
On average you can find the best deals on plane tickets to Singapore when looking for flights with evening departure times.