EI 3281 then UA 229 at Dublin
Bristol → Dublin → Washington
Timetable, Dublin time
13:35EI 3281 from Bristol at the gate
12:05UA 229 to Washington leaves the gate
22 h 30 apart on the timetable, overnight
UA 229 leaves 22 h 30 after EI 3281 arrives on the timetable: more than half a day, so not a connection we count.