The best day to arrive at Hong Kong is Friday and it would be best to avoid Monday, as prices are on average 23.86% higher than on Friday. (Average prices, based on 314231 datapoints.)
MondayUS $ 148
Mon
TuesdayUS $ 127
Tue
WednesdayUS $ 137
Wed
ThursdayUS $ 134
Thu
FridayUS $ 120
Fri
SaturdayUS $ 120
Sat
SundayUS $ 137
Sun
Analyse direct flights between Hong Kong and Hanoi.