IB 5507 then IB 2627 at Barcelona
Seville → Barcelona → New York JFK
Timetable, Barcelona time
00:25IB 5507 from Seville at the gate
18:45IB 2627 to New York JFK leaves the gatealso LL 2627, QR 5372, AY 5393, AA 8846
18 h 20 apart on the timetable
IB 2627 leaves 18 h 20 after IB 5507 arrives on the timetable: more than half a day, so not a connection we count.