About 2.5 hours non-stop. (Although I guess it depends on the type of plane).
Also you can always go to any on-line flight booking service to check the duration of a flight even without booking through them.
The flight time from Kuwait to Cairo, Egypt is about 2 hours.
For direct flights, about 3 hours flying time from Dubai to Cairo.
8hr 5mn direct flying time.
It is 13 hours
For direct flights, about 8.5 hours flying time from JFK airport.
Hour An A Half
Luton Airport in London is 3553 kilometers from Cairo, Egypt. It takes 4 hours and 49 minutes on average to fly between them.
The distance from Bangkok to Cairo is Approximately 4516 Flying Miles
It is 11:32.
Around 2 hours.
For direct flights, about 2 hours flying time. This is time 'in the air' and excludes ground activities.
The flight time from Rome, Italy to Banja Luka, Bosnia and Herzegovina is about 37 minutes.