AM 412 then AA 2451 at Miami
Mexico City → Miami → San José (Costa Rica)
Timetable, Miami time
11:41AM 412 from Mexico City at the gate
10:55AA 2451 to San José (Costa Rica) leaves the gate
23 h 14 apart on the timetable, overnight
AA 2451 leaves 23 h 14 after AM 412 arrives on the timetable: more than half a day, so not a connection we count.