UA 613 then DL 8841 at Dulles
Lagos → Washington → Toronto Pearson
Timetable, Washington time
05:55UA 613 from Lagos at the gate
16:00DL 8841 to Toronto Pearson leaves the gate
10 h 05 apart on the timetable
The last days
UA 613 and DL 8841 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.