QR 3772 then IB 5412 at Barcelona
Basel → Barcelona → London Gatwick
Timetable, Barcelona time
13:05QR 3772 from Basel at the gate
14:30IB 5412 to London Gatwick leaves the gatealso LL 5412, VY 7616, BA 8070
1 h 25 apart on the timetable
The last days
QR 3772 and IB 5412 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.