QR 3671 then U2 8064 at Barcelona
Rome → Barcelona → London Gatwick
Timetable, Barcelona time
01:25QR 3671 from Rome at the gatealso IB 5773, LL 5773
12:50U2 8064 to London Gatwick leaves the gate
11 h 25 apart on the timetable
The last days
QR 3671 and U2 8064 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.