UA 23 then FR 5151 at Dublin
Newark → Dublin → Glasgow
Timetable, Dublin time
07:30UA 23 from Newark at the gate
21:15FR 5151 to Glasgow leaves the gate
13 h 45 apart on the timetable
FR 5151 leaves 13 h 45 after UA 23 arrives on the timetable: more than half a day, so not a connection we count.