DL 420 then WN 1716 at San Francisco
Santa Ana → San Francisco → Phoenix
Timetable, San Francisco time
09:56DL 420 from Santa Ana at the gate
05:50WN 1716 to Phoenix leaves the gatealso QF 4864
19 h 54 apart on the timetable, overnight
WN 1716 leaves 19 h 54 after DL 420 arrives on the timetable: more than half a day, so not a connection we count.