4Y 1291 then LH 414 at Munich
Kalamata → Munich → Washington
Timetable, Munich time
20:504Y 1291 from Kalamata at the gate
16:50LH 414 to Washington leaves the gate
20 h apart on the timetable, overnight
LH 414 leaves 20 h after 4Y 1291 arrives on the timetable: more than half a day, so not a connection we count.