FR 5823 then FR 1198 at Fiumicino
Gran Canaria → Rome → Athens
Timetable, Rome time
15:25FR 5823 from Gran Canaria at the gate
12:10FR 1198 to Athens leaves the gate
20 h 45 apart on the timetable, overnight
FR 1198 leaves 20 h 45 after FR 5823 arrives on the timetable: more than half a day, so not a connection we count.