AA 4022 then WN 3526 at Phoenix
Carlsbad McClellan-Palomar → Phoenix → St Louis
Timetable, Phoenix time
07:15AA 4022 from Carlsbad McClellan-Palomar at the gate
11:20WN 3526 to St Louis leaves the gate
4 h 05 apart on the timetable
The last days
AA 4022 and WN 3526 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.