Loading weather... United Kingdom · GMT/BST · UTC+0:00 / UTC+1:00 (DST) London Timezone Details Live Time Comparison — London All times update every second 📅 Public Holidays in United Kingdom (2026) Upcoming public holidays for United Kingdom. Dates marked (est.) are approximate and subject to official confirmation. Business hours may be affected on these dates. Check local schedules before planning calls or visits. 📞 Best Time to Call London Find the best hours for a call between London ( GMT/BST, UTC+0:00 ) and another city. Based on standard working hours (8 AM – 5 PM) in both cities. Actual availability may vary. ✈ London Airport & Flight Time Calculator * Estimate based on 850 km/h cruise speed + 45 min ground time. Actual flight times vary. 🚇 Getting Around London 🏛 Top Attractions in London Highlights, entry prices & insider tips 🍽 Where to Eat in London

Local favourites & must-try dishes 🏨 Where to Stay in London Best hotels for every budget 🎭 Entertainment & Nightlife in London Theatres, clubs, live music & local events 💡 Travel Tips for London Practical info for a smooth trip About London Time Zone (GMT/BST) London, the capital of the United Kingdom, is one of the world's most important financial and cultural hubs. It observes Greenwich Mean Time (GMT, UTC+0) in winter and British Summer Time (BST, UTC+1) from late March to late October. London's Royal Observatory in Greenwich is where the world's Prime Meridian—and therefore GMT—was originally defined in 1884. Key fact: London is 5 hours ahead of New York (EST) in winter and 1 hour behind Paris (CET). Use the live clock at the top of this page to see the exact current time in London with seconds. The clock updates every second and uses your browser's timezone database for accuracy. On This Day in History — Quiz Loading today's history... In what year did this happen? Frequently Asked Questions — London Time Other City Times 🕐 Current Time Around the World