BR 608 then AA 2202 at O'Hare
Anchorage → Chicago → Buffalo
Timetable, Chicago time
20:03BR 608 from Anchorage at the gate
15:19AA 2202 to Buffalo leaves the gate
19 h 16 apart on the timetable, overnight
AA 2202 leaves 19 h 16 after BR 608 arrives on the timetable: more than half a day, so not a connection we count.