AA 3734 then AA 6204 at O'Hare
Lansing → Chicago → Grand Rapids
Timetable, Chicago time
06:05AA 3734 from Lansing at the gate
06:54AA 6204 to Grand Rapids leaves the gate
49 min apart on the timetable
The last days
AA 3734 and AA 6204 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.