WK 107 then BA 711 at Zurich
Praia → Zurich → London Heathrow
Timetable, Zurich time
06:20WK 107 from Praia at the gate
11:10BA 711 to London Heathrow leaves the gate
4 h 50 apart on the timetable
The last days
WK 107 and BA 711 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.