UA 1591 then AC 7070 at LAX
Baltimore → Los Angeles → Montréal
Timetable, Los Angeles time
10:32UA 1591 from Baltimore at the gate
23:35AC 7070 to Montréal leaves the gate
13 h 03 apart on the timetable
AC 7070 leaves 13 h 03 after UA 1591 arrives on the timetable: more than half a day, so not a connection we count.