DL 1281 then DL 2745 at Atlanta
Key West → Atlanta → Valparaiso
Timetable, Atlanta time
13:45DL 1281 from Key West at the gate
02:32DL 2745 to Valparaiso leaves the gate
12 h 47 apart on the timetable, overnight
DL 2745 leaves 12 h 47 after DL 1281 arrives on the timetable: more than half a day, so not a connection we count.