AY 1739 then EC 7693 at Lisbon
Helsinki → Lisbon → Barcelona
Timetable, Lisbon time
15:25AY 1739 from Helsinki at the gate
11:55EC 7693 to Barcelona leaves the gate
20 h 30 apart on the timetable, overnight
EC 7693 leaves 20 h 30 after AY 1739 arrives on the timetable: more than half a day, so not a connection we count.