Bucharest 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 Bucharest.
Schedule calls for 8:00 AM to 11:00 AM in Montreal — your colleagues in Bucharest will be online from 3:00 PM to 6:00 PM. Around 3 hours of overlap is enough to work comfortably, as long as meetings don't drift to the end of one team's day.