Brussels is 6 hours ahead of Medellín
Best overlap: 8:00 AM to 12:00 PM in Medellín is 2:00 PM to 6:00 PM in Brussels.
Target 8:00 AM to 12:00 PM in Medellín, which lands at 2:00 PM to 6:00 PM for the Brussels side. Brussels is 6 hours ahead of Medellín, so you've got a workable 4-hour overlap — ideal for a standing meeting around 8:00 AM in Medellín (2:00 PM in Brussels). Don't be caught out by clock changes — Brussels observes daylight saving and Medellín doesn't, so the offset varies by an hour through the year.