LR 640 then AA 2353 at LAX
Guatemala City → Los Angeles → Philadelphia
Timetable, Los Angeles time
10:58LR 640 from Guatemala City at the gate
22:59AA 2353 to Philadelphia leaves the gate
12 h 01 apart on the timetable
AA 2353 leaves 12 h 01 after LR 640 arrives on the timetable: more than half a day, so not a connection we count.