
Australia and the United Kingdom are on opposite sides of the globe, with Australia being just as far away from London as London is from Perth. The distance between the two countries varies depending on the cities you are measuring between. The distance between London and Sydney, Australia is approximately 9,461 miles or 15,226 kilometres if you were to travel in a straight line. The flight distance between London Heathrow and Adelaide airports is 10,100 miles or 16,255 kilometres. The flight time from London to Sydney is around 22 hours with a stopover.
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What You'll Learn

London to Sydney: 9,174 nautical miles
London and Sydney are approximately 9,174 nautical miles apart. To put that into context, that's roughly the same as travelling from London to Perth, Australia. The distance between the two countries varies depending on the starting and ending points, as well as the route taken. However, as a rough estimate, the distance between London and Sydney is around 10,500 miles or 16,900 kilometres if you were to travel in a straight line.
The flight distance between London Heathrow (LHR) and Sydney Kingsford Smith (SYD) is approximately 10,100 nautical miles, and the flight time is around 22 hours, often with a stopover in a city like Dubai or Singapore. The exact duration of the flight depends on factors such as the airline, route, and weather conditions.
The shortest distance between London and Australia is 9,461 miles or 15,226 kilometres. This distance is equivalent to that between London and the midpoint between the two countries, which is located in China's Tibet Autonomous Region.
The time difference between London and Australia is 8.5 hours, with Australia being ahead. So, while it might seem like a long way to travel, the time difference is relatively manageable, and it's possible to avoid jet lag with a little planning!
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London to Melbourne: 10,507 miles
The distance between the United Kingdom and Australia is a substantial one, with a vast expanse of land and sea separating the two countries. When we focus on two major cities, London in the UK and Melbourne in Australia, the distance is approximately 10,507 miles. This figure represents a direct line, or 'as the crow flies', distance between the two metropolitan hubs. It is a substantial journey, and one that highlights the vast scale of the world and the diversity of its continents.
This distance is equal to about 16,909 kilometers, and it represents the extreme opposite ends of the Earth that these two cities occupy. To put this distance into context, it is equivalent to about 0.43 times the distance around the Earth's equator. It is a journey that very few would undertake lightly, and it is a true adventure to travel between these two iconic cities.
Of course, the actual travel distance, when considering the curvature of the Earth, and the fact that one cannot walk (or drive) a direct line across oceans, means the journey is even more considerable. One would have to factor in flight paths, sea routes, or potential road trips through Europe and Asia, and then onwards to Australia. Each of these options presents its own unique challenges and adds to the overall journey distance.
This vast distance has played a significant role in shaping the cultural and historical connections between the UK and Australia. The two countries share a rich colonial history, with the UK having played a pivotal role in the early settlement and development of Australia. Despite the distance, there remains a strong cultural link between the nations, with many shared traditions and a sense of mutual respect and admiration.
The distance also creates a sense of intrigue and fascination between the two countries. Australia, with its unique wildlife, rugged Outback landscapes, and laid-back culture, holds a certain allure for many Brits. Similarly, the UK, with its rich history, royal traditions, and vibrant cities, exerts a pull on Australians seeking to explore their ancestral roots or experience a very different pace of life. This distance of 10,507 miles certainly does not hinder the strong connection between these two nations.
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Closest distance between borders: 8,093 miles
The distance between Australia and the United Kingdom varies depending on the specific locations being measured. The flight distance between the nearest airports in the two countries, London Heathrow (LHR) and Adelaide Airport (ADL), is 10,100.71 miles (16,255.52 km). This corresponds to a flight time of approximately 19 hours and 37 minutes.
However, the shortest distance between the two countries, if travelling by air, is 9,445 miles (15,201 km). This distance is equivalent to the air travel distance between London and Australia, which is 9,461.22 miles (15,226.36 km). The geographic midpoint between London and Australia is in China's Tibet Autonomous Region, Nêdong District, and is 7,613.18 km (4,730.61 mi) from both locations.
The distance between London and Sydney, Australia, is approximately 10,500 miles (16,900 km) if travelling in a straight line. The flight time from London to Sydney is approximately 22 hours, often with a stopover in a city like Dubai or Singapore. The duration of the flight can vary depending on factors such as the airline, route, and weather conditions.
Therefore, the closest distance between the borders of the United Kingdom and Australia is approximately 8,093 miles, taking into account the earth's diameter of about 8,000 miles.
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London to Sydney: 10,563 miles
London and Sydney are approximately 10,500 miles apart, with the distance varying slightly depending on the exact route taken. The distance between these two cities is a long one, with them being located on opposite sides of the world. The flight distance between London Heathrow (LHR) and Sydney Kingsford Smith (SYD) is 10,100.71 miles, with a flight time of around 22 hours, including a stopover.
The shortest distance between London and Australia is 9,445 miles or 15,201 kilometres. This is the distance between the two countries when travelling in a straight line, also known as 'as the crow flies'. The distance between London and Perth, Australia, is 14,479 kilometres, which is a similar distance.
The midpoint between London and Australia is 4,730.61 miles or 7,613.18 kilometres from both points. This point is located in the Nêdong District of Tibet, China.
The distance between London and Sydney is approximately 16,900 kilometres, which equates to 10,500 miles. This is measured along a great circle route.
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London to Sydney: 16,900 kilometres or 10,500 miles
The distance between London and Sydney is approximately 16,900 kilometres or 10,500 miles. This distance is a rough estimate and is a straight-line measurement between the two cities. The flight distance between the nearest airports in the two cities, London Heathrow (LHR) and Adelaide Airport (ADL), is 10,100.71 miles or 16,255.52 kilometres. The flight time for this route is approximately 19 hours and 37 minutes. However, the typical flight time from London to Sydney is around 22 hours, with a stopover in a city like Dubai or Singapore. The duration of the flight depends on factors such as the airline, route, and weather conditions.
The distance between London and Perth, Australia, is 14,479 kilometres. The distance between the United Kingdom and Australia varies depending on the specific cities being measured and the route taken. The air travel distance between the two countries is approximately 9,445 miles or 15,201 kilometres. This is the shortest distance between the two countries. Another source states that the shortest distance between London and Australia is 9,461.22 miles or 15,226.36 kilometres.
The midpoint between London and Australia is located in China's Tibet Autonomous Region, in the Nêdong District. The distance between these two points is 4,730.61 miles or 7,613.18 kilometres.
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Frequently asked questions
The distance between the UK and Australia depends on the cities you are measuring between. The distance between London, UK and Sydney, Australia is approximately 10,500 miles or 16,900 kilometres in a straight line. The distance between London, UK and Melbourne, Australia is approximately 10,500 miles or 16,900 kilometres.
The flight time from London to Sydney is around 22 hours, with a stopover in a city like Dubai or Singapore. The exact duration depends on factors like the airline, route, and weather conditions.
The closest distance between the borders of Australia and the UK is 8,093 miles or 13,025 kilometres.















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