FR 6712 then UX 1509 at Madrid
Budapest → Madrid → Frankfurt am Main
Timetable, Madrid time
18:10FR 6712 from Budapest at the gate
15:10UX 1509 to Frankfurt am Main leaves the gatealso EY 4373, MU 4954, AM 6955, AD 7877
21 h apart on the timetable, overnight
UX 1509 leaves 21 h after FR 6712 arrives on the timetable: more than half a day, so not a connection we count.