HV 6730 then U2 2518 at Schiphol
Seville → Amsterdam → London Luton
Timetable, Amsterdam time
23:20HV 6730 from Seville at the gate
15:35U2 2518 to London Luton leaves the gate
16 h 15 apart on the timetable, overnight
U2 2518 leaves 16 h 15 after HV 6730 arrives on the timetable: more than half a day, so not a connection we count.