Meeting Time Planner

Best time to call Hanoi from Toronto

Hanoi is 11 hours ahead of Toronto. Your working days don't overlap, so someone has to move.

Toronto
10:55
Canada
at build
Hanoi
21:55
Vietnam
Toronto UTC-04:00 EDTHanoi UTC+07:00 GMT+7

Your least-bad options

There is no 9–6 overlap. Stretching to 07:00–21:00 on both sides gives you 07:00–10:00 Toronto time:
07:00 you → 18:00 Hanoi
08:00 you → 19:00 Hanoi
09:00 you → 20:00 Hanoi

Your working day in Hanoi time

09:00→20:00outside Hanoi working hours
10:00→21:00outside Hanoi working hours
11:00→22:00outside Hanoi working hours
12:00→23:00outside Hanoi working hours
13:00→00:00next day · outside Hanoi working hours
14:00→01:00next day · outside Hanoi working hours
15:00→02:00next day · outside Hanoi working hours
16:00→03:00next day · outside Hanoi working hours
17:00→04:00next day · outside Hanoi working hours

Working hours assumed 09:00–18:00 local. Offsets include daylight saving where it applies, so this shifts through the year.