BA 826 then FR 7156 at Dublin
London Heathrow → Dublin → Madrid
Timetable, Dublin time
14:15BA 826 from London Heathrow at the gate
05:45FR 7156 to Madrid leaves the gate
15 h 30 apart on the timetable, overnight
FR 7156 leaves 15 h 30 after BA 826 arrives on the timetable: more than half a day, so not a connection we count.