K4 601 then AA 523 at O'Hare
Anchorage → Chicago → Washington National
Timetable, Chicago time
02:16K4 601 from Anchorage at the gate
19:31AA 523 to Washington National leaves the gate
17 h 15 apart on the timetable
AA 523 leaves 17 h 15 after K4 601 arrives on the timetable: more than half a day, so not a connection we count.