Well done, I think most people could realise it was a mistook! Perhaps you would like to make another personal donation to the The Dyslexia Institute for spotting it.
It was the way it was written, IMO.
Estimated flight time is 4 hrs and 41 mins although he has taken off into a 15 kt headwind.
Maybe, "he has taken off into a 15 kt headwind,and estimated flight time is 4hrs 41 mins".
Estimated 4hrs 41mins? Why not 40 or 45 mins? Was it an estimate or calculated guess?
Anyway, enough of this picky stuff, we'll end up in circles.
Today Baarain is the destination, don't forget to take an umbrella!
The noblest pleasure is the joy of understanding.
Leonardo Da Vinci