FR 13 then QR 146 at Barcelona
Vienna → Barcelona → Doha
Timetable, Barcelona time
19:35FR 13 from Vienna at the gate
15:20QR 146 to Doha leaves the gate
19 h 45 apart on the timetable, overnight
QR 146 leaves 19 h 45 after FR 13 arrives on the timetable: more than half a day, so not a connection we count.