WN 3993 then DL 5874 at Detroit
Chicago Midway → Detroit → Indianapolis
Timetable, Detroit time
15:10WN 3993 from Chicago Midway at the gate
19:35DL 5874 to Indianapolis leaves the gate
4 h 25 apart on the timetable
The last days
WN 3993 and DL 5874 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.