AA 977 then AA 1853 at DFW
Harrisburg → Dallas-Fort Worth → Tampa
Timetable, Dallas-Fort Worth time
09:03AA 977 from Harrisburg at the gate
09:32AA 1853 to Tampa leaves the gate
29 min apart on the timetable
The last days
AA 977 and AA 1853 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.