CI 5226 then AA 4780 at O'Hare
Anchorage → Chicago → Buffalo
Timetable, Chicago time
17:34CI 5226 from Anchorage at the gate
08:00AA 4780 to Buffalo leaves the gate
14 h 26 apart on the timetable, overnight
AA 4780 leaves 14 h 26 after CI 5226 arrives on the timetable: more than half a day, so not a connection we count.