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About London

Before preparing a trip to London, you might be asking yourself what travel documents you need, the city’s climate, the currency used in the UK, and other frequently asked questions:  

Frequent questions

  • Documentación necesaria para viajar a Londres What documents do I need to travel to the UK? Is it necessary to take my passport or can I travel with my identity card? Do I need a visa?
  • Tiempo en Londres Is London always grey? When is the best time of year to visit the capital of the UK? Does it rain a lot?
  • Moneda en Londres What currency do they use in the UK? What is the exchange rate dollars to pounds? Is it better to pay with card or by cash?
  • Precios en Londres Is London expensive? How much does a hotel cost? What are the daily costs like in London?
  • Días festivos en Londres What public holidays do they have in England? When is the patron saint of England? Are the museums and monuments open daily?

Other questions

London facts & figures

London City Information
A man playing the bagpipes in London

London is Europe’s largest city and one of the largest in the world. It has a population of over 7,5 million in its urban area and over 14 million in the metropolitan area, and is divided into 33 districts.

Electricity, plugs and sockets

The power sockets used in the United Kingdom is Type G with three rectangular prongs. This type of plug is not common, so you’ll most likely need an adaptor for your appliances. Normally, these adapters are cheaper if you get them before traveling, but you can also easily find them in London once you arrive. If you stay in a hotel, we recommend you ask to borrow one.  

Opening hours

In London, shops are normally open from 10 am to 6 pm, however, some supermarkets and shopping malls are open until later. In the centre, you’ll find supermarkets open until 11 pm.

Current local time

The time zone in London is GMT (Greenwich Mean Time). In other words, London is 5 hours ahead of New York, 8 hours ahead of San Francisco and 11 hours behind Sydney.



Helpful Telephone numbers

  • Emergency number: 999
  • Emergency (dialled from mobiles): 112
  • London area code: 020
  • U.S. Embassy: 020 7499 9000
  • Australian Embassy: 020 7379 4334