VL 925 then 4Y 10 at Frankfurt
London Heathrow → Frankfurt am Main → Cancún
Timetable, Frankfurt am Main time
11:05VL 925 from London Heathrow at the gate
10:104Y 10 to Cancún leaves the gate
23 h 05 apart on the timetable, overnight
4Y 10 leaves 23 h 05 after VL 925 arrives on the timetable: more than half a day, so not a connection we count.