London is the capital of the United Kingdom, on the River Thames. Frankfurt has frequent flights to London. Abbasi Travels can search flights for you.
Weather is mild and changeable all year, with rain possible in any month. Many guides name late spring to early autumn, roughly May to September, as the warmest time. Winters are cool and damp with short days. Figures and seasons differ between sources, so treat this as a rough guide.
Whether you need a visa depends on your passport and on how long you stay. Open our visa check to see what we have researched, and always confirm on the official government website before you book.