The best day to arrive at Singapore is Tuesday and it would be best to avoid Sunday, as prices are on average 1430.23% higher than on Tuesday. (Average prices, based on 230921 datapoints.)
MondayNZD 369
Mon
TuesdayNZD 216
Tue
WednesdayNZD 835
Wed
ThursdayNZD 269
Thu
FridayNZD 1795
Fri
SaturdayNZD 1156
Sat
SundayNZD 3305
Sun
Analyse direct flights between Singapore and Perth.