The best month to fly between Sydney and Singapore is November and the most expensive month to fly is December. (Average prices, based on 1144 datapoints.)
The best day to arrive at Sydney is Friday and it would be best to avoid Tuesday, as prices are on average 155.93% higher than on Friday. (Average prices, based on 344581 datapoints.)
The cheapest airline flying from Sydney to Singapore is Scoot-Tiger. They are 55% cheaper than Qantas. (Average prices, based on 1152 datapoints.)
The best time to fly is at around 20. (Average prices, based on 1973 datapoints.)