The best time to book flights from Singapore to Surabaya is 82 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.
When flying from Singapore to Surabaya, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from SIN to SUB are scheduled on a Tuesday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).
In terms of precipitation, rainfall in Surabaya ranges from 10.0 - 280.0 mm per month. January is typically the wettest month, when rainfall can reach 280.0 mm. August is typically the driest time to visit Surabaya when rainfall is around 10.0 mm.
If weather is an important factor for your trip to Surabaya, use this chart to help with planning. For those seeking warmer temperatures, October 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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