AA 4557 then DL 2152 at Atlanta
New York LaGuardia → Atlanta → Milwaukee
Timetable, Atlanta time
09:09AA 4557 from New York LaGuardia at the gate
14:34DL 2152 to Milwaukee leaves the gate
5 h 25 apart on the timetable
The last days
AA 4557 and DL 2152 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.