IB 337 then MQ 3418 at Miami
Madrid → Miami → Greenville-Spartanburg
Timetable, Miami time
20:50IB 337 from Madrid at the gate
19:45MQ 3418 to Greenville-Spartanburg leaves the gate
22 h 55 apart on the timetable, overnight
MQ 3418 leaves 22 h 55 after IB 337 arrives on the timetable: more than half a day, so not a connection we count.