Flight International Airport departs from Doha International Airport at 20:15 and arrives at Delhi Indira Gandhi International Airport at 02:10.
The flighttime is about 3h 25m. The distance travelled ("as the bird flies"): 2844 Km. So the average speed is roughly 832 Km.
There is an 2.5 hour time difference between Doha and Delhi
The best day to arrive at Doha is Monday and it would be best to avoid Thursday, as prices are on average 618.5% higher than on Monday. (Average prices, based on 98165 datapoints.)
We have a lot more statistics for flights 6E 1346 and between Doha and Delhi.