CX 88 then ET 3511 at O'Hare
Anchorage → Chicago → Muscat
Timetable, Chicago time
10:15CX 88 from Anchorage at the gate
09:05ET 3511 to Muscat leaves the gate
22 h 50 apart on the timetable, overnight
ET 3511 leaves 22 h 50 after CX 88 arrives on the timetable: more than half a day, so not a connection we count.