AA 470 then CI 5239 at O'Hare
Philadelphia → Chicago → Anchorage
Timetable, Chicago time
17:33AA 470 from Philadelphia at the gate
16:50CI 5239 to Anchorage leaves the gate
23 h 17 apart on the timetable, overnight
CI 5239 leaves 23 h 17 after AA 470 arrives on the timetable: more than half a day, so not a connection we count.