Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 03:55 and arrives at San Francisco International Airport at 07:00.
The flighttime is about 15h 35m. The distance travelled ("as the bird flies"): 17819 Km. So the average speed is roughly 1143 Km.
There is an 12.5 hour time difference between Delhi and San Francisco
The best day to arrive at Delhi is Friday and it would be best to avoid Tuesday, as prices are on average 953.3% higher than on Friday. (Average prices, based on 75894 datapoints.)
We have a lot more statistics for flights AI 173 and between Delhi and San Francisco.