AA 4942 then ET 3511 at O'Hare
Colorado Springs → Chicago → Muscat
Timetable, Chicago time
16:31AA 4942 from Colorado Springs at the gate
09:05ET 3511 to Muscat leaves the gate
16 h 34 apart on the timetable, overnight
ET 3511 leaves 16 h 34 after AA 4942 arrives on the timetable: more than half a day, so not a connection we count.