CV 21 then FX 1317 at O'Hare
Anchorage → Chicago → Memphis
Timetable, Chicago time
22:27CV 21 from Anchorage at the gate
20:20FX 1317 to Memphis leaves the gate
21 h 53 apart on the timetable, overnight
FX 1317 leaves 21 h 53 after CV 21 arrives on the timetable: more than half a day, so not a connection we count.