B6 8715 then WN 807 at Phoenix
Newark → Phoenix → Dallas
Timetable, Phoenix time
11:39B6 8715 from Newark at the gate
13:15WN 807 to Dallas leaves the gate
1 h 36 apart on the timetable
The last days
B6 8715 and WN 807 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.