AC 8783 then PD 651 at Toronto Pearson
Washington National → Toronto → Las Vegas
Timetable, Toronto time
11:13AC 8783 from Washington National at the gate
07:00PD 651 to Las Vegas leaves the gate
19 h 47 apart on the timetable, overnight
PD 651 leaves 19 h 47 after AC 8783 arrives on the timetable: more than half a day, so not a connection we count.