DL 2377 then AA 9827 at O'Hare
Salt Lake City → Chicago → South Bend
Timetable, Chicago time
18:05DL 2377 from Salt Lake City at the gate
19:21AA 9827 to South Bend leaves the gate
1 h 16 apart on the timetable
The last days
DL 2377 and AA 9827 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.