BA 480 then QR 3671 at Barcelona
London Heathrow → Barcelona → Valladolid
Timetable, Barcelona time
13:45BA 480 from London Heathrow at the gatealso IB 3662, QR 6297, AA 6818, VY 9558
12:20QR 3671 to Valladolid leaves the gate
22 h 35 apart on the timetable, overnight
QR 3671 leaves 22 h 35 after BA 480 arrives on the timetable: more than half a day, so not a connection we count.