Montreal is 5 hours behind Reykjavik
Best overlap: 1:00 PM to 6:00 PM in Reykjavik is 8:00 AM to 1:00 PM in Montreal.
The best time to meet is 1:00 PM to 6:00 PM in Reykjavik, which is 8:00 AM to 1:00 PM in Montreal. The overlap sits at about 5 hours; aim for the heart of it so the call isn't too early for one team or too late for the other. Note the seasonal wrinkle: when Montreal is on daylight saving and Reykjavik isn't, the gap between them grows or shrinks by an hour.