FR 606 then IB 719 at Madrid
Copenhagen → Madrid → London Heathrow
Timetable, Madrid time
20:50FR 606 from Copenhagen at the gate
14:55IB 719 to London Heathrow leaves the gatealso VY 5226, QR 5346, LA 5409, DT 6162, BA 7054, AA 8653
18 h 05 apart on the timetable, overnight
IB 719 leaves 18 h 05 after FR 606 arrives on the timetable: more than half a day, so not a connection we count.