K4 551 then UA 247 at O'Hare
Anchorage → Chicago → Omaha
Timetable, Chicago time
16:28K4 551 from Anchorage at the gate
12:40UA 247 to Omaha leaves the gate
20 h 12 apart on the timetable, overnight
UA 247 leaves 20 h 12 after K4 551 arrives on the timetable: more than half a day, so not a connection we count.