DL 1787 then DL 4139 at Detroit
Washington → Detroit → Cleveland
Timetable, Detroit time
18:53DL 1787 from Washington at the gate
22:50DL 4139 to Cleveland leaves the gate
3 h 57 apart on the timetable
The last days
DL 1787 and DL 4139 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.
Later flights to Cleveland
DL 893823:004 h 07 after DL 1787 on the timetable