Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 07:40 and arrives at Kochi Cochin International Airport at 10:55.
The flighttime is about 3h 15m. The distance travelled ("as the bird flies"): 484 Km. So the average speed is roughly 149 Km.
The best day to arrive at Delhi is Friday and it would be best to avoid Thursday, as prices are on average 260.85% higher than on Friday. (Average prices, based on 343610 datapoints.)
We have a lot more statistics for flights AI 420 and between Delhi and Kochi.