FR 661 then UA 229 at Dublin
Birmingham (UK) → Dublin → Washington
Timetable, Dublin time
20:20FR 661 from Birmingham (UK) at the gate
12:05UA 229 to Washington leaves the gate
15 h 45 apart on the timetable, overnight
UA 229 leaves 15 h 45 after FR 661 arrives on the timetable: more than half a day, so not a connection we count.