K4 537 then CV 6866 at O'Hare
Anchorage → Chicago → Luxembourg
Timetable, Chicago time
23:39K4 537 from Anchorage at the gate
19:50CV 6866 to Luxembourg leaves the gate
20 h 11 apart on the timetable, overnight
CV 6866 leaves 20 h 11 after K4 537 arrives on the timetable: more than half a day, so not a connection we count.