FR 338 then EI 3222 at Dublin
London Luton → Dublin → Glasgow
Timetable, Dublin time
20:55FR 338 from London Luton at the gate
10:20EI 3222 to Glasgow leaves the gate
13 h 25 apart on the timetable, overnight
EI 3222 leaves 13 h 25 after FR 338 arrives on the timetable: more than half a day, so not a connection we count.