AA 644 then AA 1484 at DFW
Salt Lake City → Dallas-Fort Worth → Nashville
Timetable, Dallas-Fort Worth time
10:45AA 644 from Salt Lake City at the gate
20:45AA 1484 to Nashville leaves the gate
10 h apart on the timetable
The last days
AA 644 and AA 1484 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.