UA 368 then K4 810 at O'Hare
San Francisco → Chicago → Anchorage
Timetable, Chicago time
05:47UA 368 from San Francisco at the gate
04:00K4 810 to Anchorage leaves the gate
22 h 13 apart on the timetable, overnight
K4 810 leaves 22 h 13 after UA 368 arrives on the timetable: more than half a day, so not a connection we count.