FR 591 then FR 2606 at Vienna
Málaga → Vienna → Valletta
Timetable, Vienna time
21:25FR 591 from Málaga at the gate
18:25FR 2606 to Valletta leaves the gate
21 h apart on the timetable, overnight
FR 2606 leaves 21 h after FR 591 arrives on the timetable: more than half a day, so not a connection we count.