UA 5990 then DL 756 at O'Hare
Chattanooga → Chicago → Los Angeles
Timetable, Chicago time
11:54UA 5990 from Chattanooga at the gate
14:32DL 756 to Los Angeles leaves the gate
2 h 38 apart on the timetable
The last days
UA 5990 and DL 756 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.