BR 646 then DL 2358 at O'Hare
Anchorage → Chicago → Detroit
Timetable, Chicago time
17:10BR 646 from Anchorage at the gate
17:05DL 2358 to Detroit leaves the gate
23 h 55 apart on the timetable, overnight
DL 2358 leaves 23 h 55 after BR 646 arrives on the timetable: more than half a day, so not a connection we count.