EI 661 then FR 5021 at Dublin
Vienna → Dublin → Pisa
Timetable, Dublin time
13:30EI 661 from Vienna at the gate
06:35FR 5021 to Pisa leaves the gate
17 h 05 apart on the timetable, overnight
FR 5021 leaves 17 h 05 after EI 661 arrives on the timetable: more than half a day, so not a connection we count.