DL 1802 then DL 3171 at Atlanta
Belize City → Atlanta → Huntsville
Timetable, Atlanta time
17:57DL 1802 from Belize City at the gate
17:45DL 3171 to Huntsville leaves the gate
23 h 48 apart on the timetable, overnight
DL 3171 leaves 23 h 48 after DL 1802 arrives on the timetable: more than half a day, so not a connection we count.