DL 8954 then AA 1637 at Dulles
Nashville → Washington → Charlotte
Timetable, Washington time
01:11DL 8954 from Nashville at the gate
06:00AA 1637 to Charlotte leaves the gate
4 h 49 apart on the timetable
The last days
DL 8954 and AA 1637 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.