AM 646 then CX 3280 at LAX
Mexico City → Los Angeles → Portland (Oregon)
Timetable, Los Angeles time
09:45AM 646 from Mexico City at the gate
09:00CX 3280 to Portland (Oregon) leaves the gate
23 h 15 apart on the timetable, overnight
CX 3280 leaves 23 h 15 after AM 646 arrives on the timetable: more than half a day, so not a connection we count.