BA 826 then FR 816 at Dublin
London Heathrow → Dublin → Edinburgh
Timetable, Dublin time
14:15BA 826 from London Heathrow at the gate
13:45FR 816 to Edinburgh leaves the gate
23 h 30 apart on the timetable, overnight
FR 816 leaves 23 h 30 after BA 826 arrives on the timetable: more than half a day, so not a connection we count.