WN 2003 then WN 3521 at Phoenix
Chicago Midway → Phoenix → Santa Ana
Timetable, Phoenix time
13:05WN 2003 from Chicago Midway at the gate
17:25WN 3521 to Santa Ana leaves the gate
4 h 20 apart on the timetable
The last days
WN 2003 and WN 3521 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.