AA 1835 then AA 1078 at Phoenix
Fresno → Phoenix → Chicago O'Hare
Timetable, Phoenix time
12:37AA 1835 from Fresno at the gate
15:17AA 1078 to Chicago O'Hare leaves the gate
2 h 40 apart on the timetable
The last days
AA 1835 and AA 1078 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.