AA 1899 then DL 2457 at LAX
Indianapolis → Los Angeles → Portland (Oregon)
Timetable, Los Angeles time
19:00AA 1899 from Indianapolis at the gate
18:30DL 2457 to Portland (Oregon) leaves the gate
23 h 30 apart on the timetable, overnight
DL 2457 leaves 23 h 30 after AA 1899 arrives on the timetable: more than half a day, so not a connection we count.