UA 762 then BR 647 at O'Hare
Burlington (BTV) → Chicago → Anchorage
Timetable, Chicago time
10:45UA 762 from Burlington (BTV) at the gate
09:35BR 647 to Anchorage leaves the gate
22 h 50 apart on the timetable, overnight
BR 647 leaves 22 h 50 after UA 762 arrives on the timetable: more than half a day, so not a connection we count.