CX 1906 then FR 2539 at Madrid
Vigo → Madrid → Bucharest
Timetable, Madrid time
07:45CX 1906 from Vigo at the gate
05:50FR 2539 to Bucharest leaves the gate
22 h 05 apart on the timetable, overnight
FR 2539 leaves 22 h 05 after CX 1906 arrives on the timetable: more than half a day, so not a connection we count.