Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 02:30 and arrives at Hyderabad Rajiv Gandhi International Airport at 04:50.
The flighttime is about 2h 20m. The distance travelled ("as the bird flies"): 304 Km. So the average speed is roughly 130 Km.
The best day to arrive at Delhi is Friday and it would be best to avoid Saturday, as prices are on average 70.75% higher than on Friday. (Average prices, based on 950625 datapoints.)
We have a lot more statistics for flights AI 2577 and between Delhi and Hyderabad.