AC 7152 then AC 8923 at Toronto Pearson
Kelowna → Toronto → Pittsburgh
Timetable, Toronto time
20:10AC 7152 from Kelowna at the gate
17:20AC 8923 to Pittsburgh leaves the gate
21 h 10 apart on the timetable, overnight
AC 8923 leaves 21 h 10 after AC 7152 arrives on the timetable: more than half a day, so not a connection we count.