FR 665 then EI 164 at Dublin
Birmingham (UK) → Dublin → London Heathrow
Timetable, Dublin time
19:20FR 665 from Birmingham (UK) at the gate
12:05EI 164 to London Heathrow leaves the gate
16 h 45 apart on the timetable, overnight
EI 164 leaves 16 h 45 after FR 665 arrives on the timetable: more than half a day, so not a connection we count.