The best day to arrive at Singapore is Tuesday and it would be best to avoid Thursday, as prices are on average 714.17% higher than on Tuesday. (Average prices, based on 230313 datapoints.)
MondayAUD 647
Mon
TuesdayAUD 546
Tue
WednesdayAUD 1058
Wed
ThursdayAUD 4443
Thu
FridayAUD 4388
Fri
SaturdayAUD 1079
Sat
SundayAUD 3085
Sun
Analyse direct flights between Singapore and Perth.