FR 651 then EI 137 at Dublin
Lisbon → Dublin → Boston
Timetable, Dublin time
23:40FR 651 from Lisbon at the gate
16:45EI 137 to Boston leaves the gate
17 h 05 apart on the timetable, overnight
EI 137 leaves 17 h 05 after FR 651 arrives on the timetable: more than half a day, so not a connection we count.