TP 1351 then FR 1798 at Lisbon
London Heathrow → Lisbon → Toulouse
Timetable, Lisbon time
11:05TP 1351 from London Heathrow at the gate
10:55FR 1798 to Toulouse leaves the gate
23 h 50 apart on the timetable, overnight
FR 1798 leaves 23 h 50 after TP 1351 arrives on the timetable: more than half a day, so not a connection we count.