FR 3881 then FR 202 at Dublin
Dubrovnik → Dublin → London Stansted
Timetable, Dublin time
23:05FR 3881 from Dubrovnik at the gate
13:55FR 202 to London Stansted leaves the gate
14 h 50 apart on the timetable, overnight
FR 202 leaves 14 h 50 after FR 3881 arrives on the timetable: more than half a day, so not a connection we count.