U2 8021 then IB 1067 at Madrid
London Gatwick → Madrid → Santander
Timetable, Madrid time
20:55U2 8021 from London Gatwick at the gate
19:50IB 1067 to Santander leaves the gatealso LA 1735, AT 5445, VY 5619, QR 6586, BA 7221
22 h 55 apart on the timetable, overnight
IB 1067 leaves 22 h 55 after U2 8021 arrives on the timetable: more than half a day, so not a connection we count.