F9 1720 then WN 1738 at Phoenix
Santa Ana → Phoenix → San Diego
Timetable, Phoenix time
16:22F9 1720 from Santa Ana at the gate
17:10WN 1738 to San Diego leaves the gate
48 min apart on the timetable
The last days
F9 1720 and WN 1738 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.