London
1,572 km²
Los Angeles
1,302 km²
UK
USA
Area Comparison
London is 1.2x larger than Los Angeles
Population Comparison
London has 2.3x more people than Los Angeles
In terms of area, London is 1.2x the size of Los Angeles. London spans 1,572 km² (607 mi²) while Los Angeles covers 1,302 km² (503 mi²) — a difference of 270 km².
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Los Angeles at 1,302 km² is about 1.2x smaller than London.
Picture London another way: its area is large enough to fit about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris. Los Angeles works out to about 182,000 American football fields, 22 times the area of Manhattan, or 12 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.
Los Angeles (LA) is the most populous city in the U.S. state of California, and the commercial, financial, and cultural center of Southern California. With an estimated 3.88 million residents within the city limits as of 2024, it is the second-most populous city in the United States, behind New York City, and the largest city in the Western United States. The city has an ethnically and culturally diverse population, and is the principal city of a metropolitan area of 12.9 million people (2024).
Often called "The City of Angels", Los Angeles has an area of 1,302 km² and is home to 4.0 million people. The city dates back to 1781. Visitors come for Hollywood Sign, Santa Monica Pier, Beverly Hills, and much more. Getting around is easy with the LA Metro.
Los Angeles is the second-most populous city in the United States, home to 3.88 million residents within city limits as of 2024.
Looking beyond city limits, the Los Angeles metropolitan area covers 12,562 km², which is 1.5x larger than greater London at 8,382 km². The London metro area is also more populous, with 14.3 million people compared to 13.2 million.
London has a population density of 5,712 people per km² — a densely populated city. Los Angeles, with 3,049 people per km², is a moderately dense city. London is noticeably denser, packing 1.9 times more people per square kilometer.
This comparison spans continents — London in Europe versus Los Angeles in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
London has a oceanic climate while Los Angeles experiences Mediterranean conditions. When it's noon in London, it's 4:00 AM in Los Angeles — a 8-hour time difference.
Density Gap
London is 1.9x more densely populated
Time Difference
8 hours apart
History
London is ~1,738 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).
Los Angeles covers 1,302 km². Cities with a similar urban footprint include Rome (1,285 km²), Phoenix (1,341 km²), Rio de Janeiro (1,221 km²), San Antonio (1,209 km²), or Lagos (1,172 km²).
The straight-line distance from London to Los Angeles is 8,756 km (5,440 miles), with an estimated flight time of ~10h 48m.
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