FR 839 then BY 2676 at Manchester
Porto → Manchester → Tenerife South
Timetable, Manchester time
11:40FR 839 from Porto at the gate
09:10BY 2676 to Tenerife South leaves the gate
21 h 30 apart on the timetable, overnight
BY 2676 leaves 21 h 30 after FR 839 arrives on the timetable: more than half a day, so not a connection we count.