FR 7599 then FR 9170 at Arlanda
Budapest → Stockholm → Barcelona
Timetable, Stockholm time
20:50FR 7599 from Budapest at the gate
11:20FR 9170 to Barcelona leaves the gate
14 h 30 apart on the timetable, overnight
FR 9170 leaves 14 h 30 after FR 7599 arrives on the timetable: more than half a day, so not a connection we count.