AC 8907 then CV 5331 at O'Hare
Toronto Pearson → Chicago → Luxembourg
Timetable, Chicago time
15:52AC 8907 from Toronto Pearson at the gate
20:40CV 5331 to Luxembourg leaves the gate
4 h 48 apart on the timetable
The last days
AC 8907 and CV 5331 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.