ET 3608 then AA 3646 at O'Hare
Anchorage → Chicago → Tulsa
Timetable, Chicago time
07:16ET 3608 from Anchorage at the gate
19:45AA 3646 to Tulsa leaves the gate
12 h 29 apart on the timetable
AA 3646 leaves 12 h 29 after ET 3608 arrives on the timetable: more than half a day, so not a connection we count.