CI 5240 then UA 1117 at O'Hare
Anchorage → Chicago → Boston
Timetable, Chicago time
19:25CI 5240 from Anchorage at the gate
09:13UA 1117 to Boston leaves the gate
13 h 48 apart on the timetable, overnight
UA 1117 leaves 13 h 48 after CI 5240 arrives on the timetable: more than half a day, so not a connection we count.