BR 646 then UA 3491 at O'Hare
Anchorage → Chicago → Albany (New York)
Timetable, Chicago time
17:10BR 646 from Anchorage at the gate
14:25UA 3491 to Albany (New York) leaves the gate
21 h 15 apart on the timetable, overnight
UA 3491 leaves 21 h 15 after BR 646 arrives on the timetable: more than half a day, so not a connection we count.