AA 1763 then AA 2298 at Charlotte
Des Moines → Charlotte → Jacksonville
Timetable, Charlotte time
14:45AA 1763 from Des Moines at the gate
16:00AA 2298 to Jacksonville leaves the gate
1 h 15 apart on the timetable
The last days
AA 1763 and AA 2298 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.