AA 4002 then K4 810 at O'Hare
Northwest Arkansas → Chicago → Anchorage
Timetable, Chicago time
07:15AA 4002 from Northwest Arkansas at the gate
04:00K4 810 to Anchorage leaves the gate
20 h 45 apart on the timetable, overnight
K4 810 leaves 20 h 45 after AA 4002 arrives on the timetable: more than half a day, so not a connection we count.