K4 557 then UA 247 at O'Hare
Anchorage → Chicago → Omaha
Timetable, Chicago time
14:14K4 557 from Anchorage at the gate
12:40UA 247 to Omaha leaves the gate
22 h 26 apart on the timetable, overnight
UA 247 leaves 22 h 26 after K4 557 arrives on the timetable: more than half a day, so not a connection we count.