FR 155 then EC 7646 at Madrid
Bristol → Madrid → Lisbon
Timetable, Madrid time
20:15FR 155 from Bristol at the gate
18:00EC 7646 to Lisbon leaves the gate
21 h 45 apart on the timetable, overnight
EC 7646 leaves 21 h 45 after FR 155 arrives on the timetable: more than half a day, so not a connection we count.