Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 15:40 and arrives at Ranchi Birsa Munda Airport at 17:25.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 916 Km. So the average speed is roughly 523 Km.
The best day to arrive at Delhi is Saturday and it would be best to avoid Sunday, as prices are on average 148% higher than on Saturday. (Average prices, based on 159870 datapoints.)
We have a lot more statistics for flights 6E 2093 and between Delhi and Ranchi.