AA 1708 then AA 2937 at Charlotte
Baltimore → Charlotte → St Louis
Timetable, Charlotte time
06:31AA 1708 from Baltimore at the gate
16:34AA 2937 to St Louis leaves the gate
10 h 03 apart on the timetable
The last days
AA 1708 and AA 2937 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.