AA 4337 then AA 673 at O'Hare
Indianapolis → Chicago → New York LaGuardia
Timetable, Chicago time
11:53AA 4337 from Indianapolis at the gate
16:29AA 673 to New York LaGuardia leaves the gate
4 h 36 apart on the timetable
The last days
AA 4337 and AA 673 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.