Doha is 7 hours ahead of Montreal
Best overlap: 8:00 AM to 11:00 AM in Montreal is 3:00 PM to 6:00 PM in Doha.
The sweet spot is 8:00 AM to 11:00 AM Montreal time, matching 3:00 PM to 6:00 PM in Doha. Doha is 7 hours ahead of Montreal. That leaves about 3 hours of common time — enough for a meeting or two, so use it deliberately. Watch the DST gap — when Montreal changes its clocks and Doha stays the same, this window slides by an hour.