FR 1557 then EI 117 at Dublin
Manchester → Dublin → Washington
Timetable, Dublin time
15:25FR 1557 from Manchester at the gate
12:20EI 117 to Washington leaves the gate
20 h 55 apart on the timetable, overnight
EI 117 leaves 20 h 55 after FR 1557 arrives on the timetable: more than half a day, so not a connection we count.