CA 839 then EC 7682 at Barcelona
Shanghai → Barcelona → Lisbon
Timetable, Barcelona time
07:25CA 839 from Shanghai at the gate
22:25EC 7682 to Lisbon leaves the gatealso U2 7682
15 h apart on the timetable
EC 7682 leaves 15 h after CA 839 arrives on the timetable: more than half a day, so not a connection we count.