EI 80 then FR 5565 at Dublin
Pittsburgh → Dublin → Glasgow
Timetable, Dublin time
08:50EI 80 from Pittsburgh at the gate
06:10FR 5565 to Glasgow leaves the gate
21 h 20 apart on the timetable, overnight
FR 5565 leaves 21 h 20 after EI 80 arrives on the timetable: more than half a day, so not a connection we count.