DL 66 then FR 2437 at Fiumicino
Atlanta → Rome → Madrid
Timetable, Rome time
11:20DL 66 from Atlanta at the gate
11:15FR 2437 to Madrid leaves the gate
23 h 55 apart on the timetable, overnight
FR 2437 leaves 23 h 55 after DL 66 arrives on the timetable: more than half a day, so not a connection we count.