Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 16:45 and arrives at Kochi Cochin International Airport at 20:00.
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 month to arrive at Delhi is August and the most expensive month to fly is December. (Average prices, based on 539 datapoints.)
We have a lot more statistics for flights AI 528 and between Delhi and Kochi.