BR 608 then AA 2748 at O'Hare
Anchorage → Chicago → Las Vegas
Timetable, Chicago time
20:03BR 608 from Anchorage at the gate
11:00AA 2748 to Las Vegas leaves the gate
14 h 57 apart on the timetable, overnight
AA 2748 leaves 14 h 57 after BR 608 arrives on the timetable: more than half a day, so not a connection we count.