The best day to arrive at Hanoi is Saturday and it would be best to avoid Monday, as prices are on average 57.5% higher than on Saturday. (Average prices, based on 605487 datapoints.)
Mon
Monday€ 136
Tue
Tuesday€ 120
Wed
Wednesday€ 107
Thu
Thursday€ 90
Fri
Friday€ 89
Sat
Saturday€ 86
Sun
Sunday€ 93
Analyse direct flights between Hanoi and Hong Kong.
