London
1,572 km²
Santiago
838 km²
UK
Chile
Area Comparison
London is 1.9x larger than Santiago
Population Comparison
London has 1.4x more people than Santiago
London is significantly larger, covering 1.9 times the area of Santiago. London spans 1,572 km² (607 mi²) while Santiago covers 838 km² (324 mi²) — a difference of 734 km².
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Santiago at 838 km² is roughly the same size as Berlin.
London's footprint is roughly about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris — pick whichever unit feels intuitive. Santiago, by comparison, equals about 117,000 American football fields, 14 times the area of Manhattan, or 8 times the area of Paris.
London is the capital and largest city of England and the United Kingdom, with a population of 9.1 million people in 2024. Its wider metropolitan area is the largest in Western Europe, with a population of 15.1 million. London stands on the River Thames in southeast England, at the head of a 50-mile (80 km) tidal estuary down to the North Sea, and has been a major settlement for nearly 2,000 years.
Known as "The Big Smoke", London covers 1,572 km² with a population of 9.0 million. The city was established in 43. London is known for Big Ben, Tower Bridge, Buckingham Palace, among other attractions. The city's main transit system is the London Underground.
London has been a major settlement for nearly 2,000 years, tracing its roots back to Roman times around 47 AD.
Santiago, also known as Santiago de Chile, is the capital and largest city of Chile and one of the largest cities in the Americas. Located in the Chilean Central Valley within the Santiago Basin, between the Andes to the east and the Chilean Coastal Range to the west, it anchors the Santiago Metropolitan Region and its conurbation of Greater Santiago, which comprises more than forty communes and concentrates over a third of the national population and around 45% of Chile's GDP.
Often called "Santiago de Chile", Santiago has an area of 838 km² and is home to 6.3 million people. Its history stretches back to 1541. Visitors come for Cerro San Cristóbal, Gran Torre Santiago, Plaza de Armas, and much more.
Santiago sits in the Chilean Central Valley between the Andes and the Coastal Range, anchoring over a third of Chile's population.
London has a population density of 5,712 people per km² — a densely populated city. Santiago, with 7,470 people per km², is a densely populated city. Both cities have comparable density, though Santiago is slightly more compact.
Density Gap
Santiago is 1.3x more densely populated
History
London is ~1,498 years older
London covers 1,572 km². Cities with a similar urban footprint include Bangkok (1,569 km²), Bogotá (1,578 km²), São Paulo (1,521 km²), Johannesburg (1,644 km²), or Mexico City (1,485 km²).
Santiago covers 838 km². Cities with a similar urban footprint include Kyoto (828 km²), Berlin (892 km²), New York (783 km²), Hamburg (755 km²), or Bangalore (741 km²).
The straight-line distance from London to Santiago is 11,671 km (7,252 miles), with an estimated flight time of ~14h 14m.
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