CA 839 then LO 4704 at Barcelona
Shanghai → Barcelona → Lisbon
Timetable, Barcelona time
07:25CA 839 from Shanghai at the gate
21:10LO 4704 to Lisbon leaves the gate
13 h 45 apart on the timetable
LO 4704 leaves 13 h 45 after CA 839 arrives on the timetable: more than half a day, so not a connection we count.