AV 6091 then IB 987 at Madrid
Vigo → Madrid → Manchester
Timetable, Madrid time
10:30AV 6091 from Vigo at the gatealso QR 6598, BA 7202
11:40IB 987 to Manchester leaves the gatealso VY 5630, BA 7193
1 h 10 apart on the timetable
The last days
AV 6091 and IB 987 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.