DL 4274 then DL 8925 at Detroit
Alpena → Detroit → Washington
Timetable, Detroit time
11:25DL 4274 from Alpena at the gate
14:00DL 8925 to Washington leaves the gate
2 h 35 apart on the timetable
Today
From the airport’s board at 15:05 Detroit time
10:58DL 4274 reached the gate27 min early
14:30DL 8925 left the gate30 min late
3 h 32 between the gates
The last days
DL 4274 and DL 8925 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.