AC 1731 then AA 538 at Phoenix
Montréal → Phoenix → Charlotte
Timetable, Phoenix time
21:38AC 1731 from Montréal at the gate
05:00AA 538 to Charlotte leaves the gate
7 h 22 apart on the timetable, overnight
The last days
AC 1731 and AA 538 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.