BA 476 then QR 3577 at Barcelona
London Heathrow → Barcelona → Paris Orly
Timetable, Barcelona time
11:25BA 476 from London Heathrow at the gate
09:30QR 3577 to Paris Orly leaves the gate
22 h 05 apart on the timetable, overnight
QR 3577 leaves 22 h 05 after BA 476 arrives on the timetable: more than half a day, so not a connection we count.