Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 16:10 and arrives at Guwahati Lokpriya Gopinath Bordoloi International Airport at 18:25.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 1609 Km. So the average speed is roughly 715 Km.
The best day to arrive at Delhi is Monday and it would be best to avoid Thursday, as prices are on average 49.96% higher than on Monday. (Average prices, based on 856492 datapoints.)
We have a lot more statistics for flights SG 758 and between Delhi and Guwahati.