BR 646 then UA 5745 at O'Hare
Anchorage → Chicago → New Orleans
Timetable, Chicago time
17:10BR 646 from Anchorage at the gate
14:10UA 5745 to New Orleans leaves the gate
21 h apart on the timetable, overnight
UA 5745 leaves 21 h after BR 646 arrives on the timetable: more than half a day, so not a connection we count.