AA 6441 then WN 4799 at Phoenix
Flagstaff → Phoenix → Omaha
Timetable, Phoenix time
07:21AA 6441 from Flagstaff at the gate
20:25WN 4799 to Omaha leaves the gate
13 h 04 apart on the timetable
WN 4799 leaves 13 h 04 after AA 6441 arrives on the timetable: more than half a day, so not a connection we count.