K4 601 then UA 2071 at O'Hare
Anchorage → Chicago → Boston
Timetable, Chicago time
02:10K4 601 from Anchorage at the gate
20:07UA 2071 to Boston leaves the gate
17 h 57 apart on the timetable
UA 2071 leaves 17 h 57 after K4 601 arrives on the timetable: more than half a day, so not a connection we count.