FR 8859 then FR 714 at Lisbon
Budapest → Lisbon → London Stansted
Timetable, Lisbon time
17:30FR 8859 from Budapest at the gate
17:10FR 714 to London Stansted leaves the gate
23 h 40 apart on the timetable, overnight
FR 714 leaves 23 h 40 after FR 8859 arrives on the timetable: more than half a day, so not a connection we count.