CV 12 then UA 551 at O'Hare
Anchorage → Chicago → Des Moines
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
16:05UA 551 to Des Moines leaves the gate
20 h 54 apart on the timetable, overnight
UA 551 leaves 20 h 54 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.