K4 557 then UA 786 at O'Hare
Anchorage → Chicago → Raleigh-Durham
Timetable, Chicago time
14:14K4 557 from Anchorage at the gate
12:50UA 786 to Raleigh-Durham leaves the gate
22 h 36 apart on the timetable, overnight
UA 786 leaves 22 h 36 after K4 557 arrives on the timetable: more than half a day, so not a connection we count.