OO 225 then AA 819 at O'Hare
Des Moines → Chicago → New York JFK
Timetable, Chicago time
09:57OO 225 from Des Moines at the gate
10:34AA 819 to New York JFK leaves the gate
37 min apart on the timetable
The last days
OO 225 and AA 819 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.