QR 3644 then EC 7153 at Barcelona
Rome → Barcelona → Milan
Timetable, Barcelona time
15:45QR 3644 from Rome at the gatealso IB 5339, LL 5339, VY 6009
19:15EC 7153 to Milan leaves the gate
3 h 30 apart on the timetable
The last days
QR 3644 and EC 7153 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.