The best day to arrive at Hong Kong is Monday and it would be best to avoid Friday, as prices are on average 631.64% higher than on Monday. (Average prices, based on 1680318 datapoints.)
Mon
Monday€ 100
Tue
Tuesday€ 101
Wed
Wednesday€ 670
Thu
Thursday€ 663
Fri
Friday€ 731
Sat
Saturday€ 665
Sun
Sunday€ 659
Analyse direct flights between Hong Kong and Guangzhou.