AS 784 then DL 1892 at Atlanta
Portland (Oregon) → Atlanta → Chattanooga
Timetable, Atlanta time
15:19AS 784 from Portland (Oregon) at the gate
14:30DL 1892 to Chattanooga leaves the gate
23 h 11 apart on the timetable, overnight
DL 1892 leaves 23 h 11 after AS 784 arrives on the timetable: more than half a day, so not a connection we count.