AA 4494 then CV 51B at O'Hare
Harrisburg → Chicago → Luxembourg
Timetable, Chicago time
21:29AA 4494 from Harrisburg at the gate
03:30CV 51B to Luxembourg leaves the gate
6 h 01 apart on the timetable, overnight
The last days
AA 4494 and CV 51B 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.