Flight Bandaranaike International Airport departs from Colombo Bandaranaike International Airport at 04:55 and arrives at Doha International Airport at 07:25.
The flighttime is about 5h 00m. The distance travelled ("as the bird flies"): 3220 Km. So the average speed is roughly 644 Km.
There is an 2.5 hour time difference between Colombo and Doha
The best day to arrive at Colombo is Friday and it would be best to avoid Thursday, as prices are on average 268.15% higher than on Friday. (Average prices, based on 112947 datapoints.)
We have a lot more statistics for flights QR 659 and between Colombo and Doha.