The best day to arrive at Adelaide is Saturday and it would be best to avoid Thursday, as prices are on average 252.22% higher than on Saturday. (Average prices, based on 2037106 datapoints.)
Monday€ 122
Mon
Tuesday€ 141
Tue
Wednesday€ 205
Wed
Thursday€ 342
Thu
Friday€ 139
Fri
Saturday€ 97
Sat
Sunday€ 211
Sun
Analyse direct flights between Adelaide and Sydney.