Copenhagen is 1 hour ahead of London. London uses GMT/BST while Copenhagen uses Central European Time (CET/CEST). When it's 12:00 PM in London, it's 1:00 PM in Copenhagen.
Both cities observe daylight saving time on the same schedule, so the 1-hour difference remains constant year-round.
Best calling time: 8:00 AM - 4:00 PM London time. This corresponds to 9:00 AM - 5:00 PM in Copenhagen, covering Danish business hours.
London and Copenhagen are connected by direct flights taking about 2 hours. Both are major Nordic and European business centers with strong trade and investment ties.