DL 9972 then AA 812 at LAX
New York JFK → Los Angeles → Phoenix Sky Harbor
Timetable, Los Angeles time
01:49DL 9972 from New York JFK at the gate
09:54AA 812 to Phoenix Sky Harbor leaves the gate
8 h 05 apart on the timetable
The last days
DL 9972 and AA 812 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.