UA 2445 then AC 7070 at LAX
Newark → Los Angeles → Montréal
Timetable, Los Angeles time
10:39UA 2445 from Newark at the gate
23:35AC 7070 to Montréal leaves the gate
12 h 56 apart on the timetable
AC 7070 leaves 12 h 56 after UA 2445 arrives on the timetable: more than half a day, so not a connection we count.