FB 471 then I2 1615 at Madrid
Sofia → Madrid → Gran Canaria
Timetable, Madrid time
16:20FB 471 from Sofia at the gate
14:30I2 1615 to Gran Canaria leaves the gatealso VY 5518, AA 8521
22 h 10 apart on the timetable, overnight
I2 1615 leaves 22 h 10 after FB 471 arrives on the timetable: more than half a day, so not a connection we count.