AA 3385 then ET 3511 at O'Hare
Cedar Rapids → Chicago → Muscat
Timetable, Chicago time
19:49AA 3385 from Cedar Rapids at the gate
09:05ET 3511 to Muscat leaves the gate
13 h 16 apart on the timetable, overnight
ET 3511 leaves 13 h 16 after AA 3385 arrives on the timetable: more than half a day, so not a connection we count.