AA 3778 then AA 5666 at DFW
Lexington → Dallas-Fort Worth → Tallahassee
Timetable, Dallas-Fort Worth time
08:50AA 3778 from Lexington at the gate
09:42AA 5666 to Tallahassee leaves the gate
52 min apart on the timetable
The last days
AA 3778 and AA 5666 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.