CI 5240 then AA 1951 at O'Hare
Anchorage → Chicago → Boston
Timetable, Chicago time
15:04CI 5240 from Anchorage at the gate
06:00AA 1951 to Boston leaves the gate
14 h 56 apart on the timetable, overnight
AA 1951 leaves 14 h 56 after CI 5240 arrives on the timetable: more than half a day, so not a connection we count.