WN 3255 then WN 2872 at Phoenix
Omaha → Phoenix → Oakland
Timetable, Phoenix time
07:00WN 3255 from Omaha at the gate
19:25WN 2872 to Oakland leaves the gate
12 h 25 apart on the timetable
WN 2872 leaves 12 h 25 after WN 3255 arrives on the timetable: more than half a day, so not a connection we count.