Flight Kuwait International Airport departs from Kuwait City Kuwait International Airport at 11:40 and arrives at Doha International Airport at 13:10.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 491 Km. So the average speed is roughly 327 Km.
The best day to arrive at Kuwait City is Saturday and it would be best to avoid Friday, as prices are on average 149.2% higher than on Saturday. (Average prices, based on 69428 datapoints.)
We have a lot more statistics for flights KU 623 and between Kuwait City and Doha.