The best day to arrive at Kolkata is Friday and it would be best to avoid Wednesday, as prices are on average 72.1% higher than on Friday. (Average prices, based on 181699 datapoints.)
MondayTHB 1.923
Mon
TuesdayTHB 2.000
Tue
WednesdayTHB 2.551
Wed
ThursdayTHB 2.040
Thu
FridayTHB 1.482
Fri
SaturdayTHB 1.601
Sat
SundayTHB 1.876
Sun
Analyse direct flights between Kolkata and Chennai.