DL 207 then UA 4749 at Detroit
Rome → Detroit → Chicago O'Hare
Timetable, Detroit time
14:30DL 207 from Rome at the gate
16:32UA 4749 to Chicago O'Hare leaves the gate
2 h 02 apart on the timetable
Today
From the airport’s board at 21:43 Detroit time
14:11DL 207 reached the gate19 min early
18:16UA 4749 left the gate1 h 44 late
4 h 05 between the gates
The last days
DL 207 and UA 4749 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.