DY 1718 then GQ 921 at Madrid
Oslo → Madrid → Athens
Timetable, Madrid time
19:15DY 1718 from Oslo at the gate
14:20GQ 921 to Athens leaves the gate
19 h 05 apart on the timetable, overnight
GQ 921 leaves 19 h 05 after DY 1718 arrives on the timetable: more than half a day, so not a connection we count.