UA 5401 then WN 4448 at Phoenix
San Diego → Phoenix → Kansas City
Timetable, Phoenix time
15:18UA 5401 from San Diego at the gate
13:55WN 4448 to Kansas City leaves the gate
22 h 37 apart on the timetable, overnight
WN 4448 leaves 22 h 37 after UA 5401 arrives on the timetable: more than half a day, so not a connection we count.