The best day to arrive at Hong Kong is Monday and it would be best to avoid Tuesday, as prices are on average 272.29% higher than on Monday. (Average prices, based on 312152 datapoints.)
MondayUS $ 72
Mon
TuesdayUS $ 267
Tue
WednesdayUS $ 137
Wed
ThursdayUS $ 134
Thu
FridayUS $ 120
Fri
SaturdayUS $ 120
Sat
SundayUS $ 137
Sun
Analyse direct flights between Hong Kong and Hanoi.