CZ 437 then CV 69 at O'Hare
Anchorage → Chicago → Luxembourg
Timetable, Chicago time
14:24CZ 437 from Anchorage at the gate
04:00CV 69 to Luxembourg leaves the gate
13 h 36 apart on the timetable, overnight
CV 69 leaves 13 h 36 after CZ 437 arrives on the timetable: more than half a day, so not a connection we count.