F9 1241 then DL 1228 at Atlanta
Orlando → Atlanta → Belize City
Timetable, Atlanta time
11:15F9 1241 from Orlando at the gate
10:25DL 1228 to Belize City leaves the gate
23 h 10 apart on the timetable, overnight
DL 1228 leaves 23 h 10 after F9 1241 arrives on the timetable: more than half a day, so not a connection we count.