AC 2289 then AC 19 at Vancouver
Huatulco → Vancouver → Singapore
Timetable, Vancouver time
23:45AC 2289 from Huatulco at the gate
23:15AC 19 to Singapore leaves the gate
23 h 30 apart on the timetable, overnight
AC 19 leaves 23 h 30 after AC 2289 arrives on the timetable: more than half a day, so not a connection we count.