UA 3912 then AA 1957 at Phoenix
Denver → Phoenix → Dallas-Fort Worth
Timetable, Phoenix time
23:32UA 3912 from Denver at the gate
08:30AA 1957 to Dallas-Fort Worth leaves the gate
8 h 58 apart on the timetable, overnight
The last days
UA 3912 and AA 1957 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.