UA 3013 then AA 529 at O'Hare
São Paulo → Chicago → Knoxville
Timetable, Chicago time
07:17UA 3013 from São Paulo at the gate
10:36AA 529 to Knoxville leaves the gate
3 h 19 apart on the timetable
The last days
UA 3013 and AA 529 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.