AA 3610 then ET 3511 at O'Hare
Toronto Pearson → Chicago → Muscat
Timetable, Chicago time
19:41AA 3610 from Toronto Pearson at the gate
09:05ET 3511 to Muscat leaves the gate
13 h 24 apart on the timetable, overnight
ET 3511 leaves 13 h 24 after AA 3610 arrives on the timetable: more than half a day, so not a connection we count.