WN 3247 then WN 4531 at Phoenix
Tucson → Phoenix → Santa Ana
Timetable, Phoenix time
08:40WN 3247 from Tucson at the gate
12:45WN 4531 to Santa Ana leaves the gate
4 h 05 apart on the timetable
The last days
WN 3247 and WN 4531 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.