DY 1718 then IB 719 at Madrid
Oslo → Madrid → London Heathrow
Timetable, Madrid time
19:15DY 1718 from Oslo at the gate
14:55IB 719 to London Heathrow leaves the gatealso VY 5226, QR 5346, LA 5409, DT 6162, BA 7054, AA 8653
19 h 40 apart on the timetable, overnight
IB 719 leaves 19 h 40 after DY 1718 arrives on the timetable: more than half a day, so not a connection we count.