MS 995 then UA 3903 at Toronto Pearson
Cairo → Toronto → Houston
Timetable, Toronto time
07:00MS 995 from Cairo at the gate
11:00UA 3903 to Houston leaves the gate
4 h apart on the timetable
The last days
MS 995 and UA 3903 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.