LH 843 then X3 2142 at Frankfurt
Billund → Frankfurt am Main → Tenerife South
Timetable, Frankfurt am Main time
08:00LH 843 from Billund at the gate
07:50X3 2142 to Tenerife South leaves the gate
23 h 50 apart on the timetable, overnight
X3 2142 leaves 23 h 50 after LH 843 arrives on the timetable: more than half a day, so not a connection we count.