Medellín is 2 hours ahead of Calgary
Best overlap: 8:00 AM to 4:00 PM in Calgary is 10:00 AM to 6:00 PM in Medellín.
For the smoothest call, aim inside 8:00 AM to 4:00 PM in Calgary, i.e. 10:00 AM to 6:00 PM in Medellín. This is one of the easier pairings: 8 hours of shared time means flexible, low-stress scheduling. Don't be caught out by clock changes — Calgary observes daylight saving and Medellín doesn't, so the offset varies by an hour through the year.