WN 3377 then WN 1177 at Phoenix
Santa Ana → Phoenix → San Diego
Timetable, Phoenix time
12:15WN 3377 from Santa Ana at the gate
12:20WN 1177 to San Diego leaves the gate
5 min apart on the timetable
The last days
WN 3377 and WN 1177 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.