W4 7039 then U2 6151 at Fiumicino
Milan → Rome → London Gatwick
Timetable, Rome time
09:00W4 7039 from Milan at the gate
14:40U2 6151 to London Gatwick leaves the gate
5 h 40 apart on the timetable
Fiumicino’s board shows about 63% of departures at their timetable time, so delays of a few minutes don’t show here.
The last days
W4 7039 and U2 6151 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.