The best day to arrive at Hanoi is Sunday and it would be best to avoid Wednesday, as prices are on average 325.98% higher than on Sunday. (Average prices, based on 212027 datapoints.)
MondayAUD 186
Mon
TuesdayAUD 162
Tue
WednesdayAUD 242
Wed
ThursdayAUD 100
Thu
FridayAUD 149
Fri
SaturdayAUD 69
Sat
SundayAUD 57
Sun
Analyse direct flights between Hanoi and Singapore.