FR 559 then EI 137 at Dublin
Manchester → Dublin → Boston
Timetable, Dublin time
21:35FR 559 from Manchester at the gate
16:45EI 137 to Boston leaves the gate
19 h 10 apart on the timetable, overnight
EI 137 leaves 19 h 10 after FR 559 arrives on the timetable: more than half a day, so not a connection we count.