BA 482 then FR 3166 at Barcelona
London Heathrow → Barcelona → Palermo
Timetable, Barcelona time
14:40BA 482 from London Heathrow at the gate
08:30FR 3166 to Palermo leaves the gate
17 h 50 apart on the timetable, overnight
FR 3166 leaves 17 h 50 after BA 482 arrives on the timetable: more than half a day, so not a connection we count.