Geneva is 6 hours ahead of Montreal
Best overlap: 8:00 AM to 12:00 PM in Montreal is 2:00 PM to 6:00 PM in Geneva.
Your window to reach both cities is 8:00 AM to 12:00 PM in Montreal, which converts to 2:00 PM to 6:00 PM in Geneva. With about 4 hours of overlap, there's comfortable room for a daily stand-up — 8:00 AM in Montreal / 2:00 PM in Geneva works well.