IB 840 then FR 5315 at Madrid
Athens → Madrid → Rome
Timetable, Madrid time
10:10IB 840 from Athens at the gatealso LA 1511, AT 5307, VY 5466, AA 8833
08:55FR 5315 to Rome leaves the gate
22 h 45 apart on the timetable, overnight
FR 5315 leaves 22 h 45 after IB 840 arrives on the timetable: more than half a day, so not a connection we count.