UA 1850 then BR 619 at LAX
Denver → Los Angeles → Taipei
Timetable, Los Angeles time
07:36UA 1850 from Denver at the gate
02:00BR 619 to Taipei leaves the gate
18 h 24 apart on the timetable, overnight
BR 619 leaves 18 h 24 after UA 1850 arrives on the timetable: more than half a day, so not a connection we count.