FI 521 then FI 988 at Keflavík
Frankfurt am Main → Reykjavík → Alicante
Timetable, Reykjavík time
15:55FI 521 from Frankfurt am Main at the gate
15:25FI 988 to Alicante leaves the gate
23 h 30 apart on the timetable, overnight
FI 988 leaves 23 h 30 after FI 521 arrives on the timetable: more than half a day, so not a connection we count.