AA 3172 then WN 1597 at Phoenix
Chicago O'Hare → Phoenix → Dallas
Timetable, Phoenix time
09:45AA 3172 from Chicago O'Hare at the gate
10:15WN 1597 to Dallas leaves the gate
30 min apart on the timetable
The last days
AA 3172 and WN 1597 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.