U2 2707 then AA 8679 at Madrid
Bristol → Madrid → Porto
Timetable, Madrid time
19:45U2 2707 from Bristol at the gate
11:25AA 8679 to Porto leaves the gate
15 h 40 apart on the timetable, overnight
AA 8679 leaves 15 h 40 after U2 2707 arrives on the timetable: more than half a day, so not a connection we count.