AA 4924 then UA 8138 at O'Hare
Fort Wayne → Chicago → San Diego
Timetable, Chicago time
05:59AA 4924 from Fort Wayne at the gate
16:00UA 8138 to San Diego leaves the gate
10 h 01 apart on the timetable
The last days
AA 4924 and UA 8138 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.