The best day to arrive at Guangzhou is Monday and it would be best to avoid Wednesday, as prices are on average 279.82% higher than on Monday. (Average prices, based on 149399 datapoints.)
MondayNZD 101
Mon
TuesdayNZD 214
Tue
WednesdayNZD 383
Wed
ThursdayNZD 189
Thu
FridayNZD 166
Fri
SaturdayNZD 269
Sat
Analyse direct flights between Guangzhou and Hangzhou.