AA 2999 then DL 1979 at O'Hare
Dallas-Fort Worth → Chicago → Salt Lake City
Timetable, Chicago time
10:05AA 2999 from Dallas-Fort Worth at the gate
19:17DL 1979 to Salt Lake City leaves the gate
9 h 12 apart on the timetable
Today
From the airport’s board at 19:33 Chicago time
09:46AA 2999 reached the gate19 min early
19:19DL 1979 left the gate2 min late
9 h 33 between the gates
The last days
AA 2999 and DL 1979 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.