AA 2960 then AA 1603 at Miami
Charlotte → Miami → Guatemala City
Timetable, Miami time
07:00AA 2960 from Charlotte at the gate
10:15AA 1603 to Guatemala City leaves the gate
3 h 15 apart on the timetable
The last days
AA 2960 and AA 1603 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.