San Francisco, United States → London, United Kingdom · ✈ 11h 16min · 🚗 140h 1min
4,652 nautical miles · Time difference: +8h ahead · Direction: northeast
The distance from San Francisco to London is 8,616 km (5,354 miles). The fastest way to travel is by flight. A direct flight takes approximately 11h 16min.
The straight-line distance from San Francisco, United States to London, United Kingdom is approximately 8,616 kilometers (5,354 miles or 4,652 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
London is located northeast of San Francisco. San Francisco is in North America, in the West Coast region of United States, while London is in Europe, in England, United Kingdom. This intercontinental route spans from North America to Europe.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 8,616 km | ~11h 16min | Best option for speed |
Our recommendation: flight is typically the best way to travel from San Francisco to London. For 8,616 km, flying saves significant time and is usually the most practical choice.
San Francisco sits at 37.7749°N, 122.4194°W, while London is located at 51.5074°N, 0.1278°W. The initial compass bearing from San Francisco to London is 33° (NNE), so a great-circle flight path leaves San Francisco heading roughly NNE. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.
The latitude difference is 13.73° and the longitude difference is 122.29°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.
The geographic midpoint between San Francisco and London is approximately 63.4387°N, 73.4526°W. This is the great-circle halfway position — the spot where you would be exactly 4,308 km from each city. On long-haul flights this point usually falls over open ocean or remote terrain, which is why in-flight maps often look "empty" mid-route.
London is roughly 8 hours ahead of San Francisco. When it is 09:00 in San Francisco, it is approximately 17:00 in London. A time difference of 8 hours typically produces noticeable jet lag — most travelers need about one recovery day per time zone crossed. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
San Francisco uses the US Dollar (USD), while London uses the Pound Sterling (GBP). Plan to exchange currency before departure or use a low-fee travel card on arrival — airport rates are typically the worst available. Both destinations share English as a primary language, simplifying signage, transit, and everyday interactions.
San Francisco is a major city in United States with a population of approximately 873,965. Located in the West Coast region, it is an important hub in North America. Despite its smaller size, San Francisco plays an important regional role in United States and attracts visitors year-round.
→ See all distances from San Francisco
London is a notable city in United Kingdom with a population of approximately 8,982,000. Situated in the England region, it serves as a key destination in Europe. London is one of United Kingdom's largest cities, offering major airport hubs, extensive public transport, and a wide range of accommodation options.
→ See all distances from London
At 8,616 km, this is one of the longer routes on the globe, spanning from North America to Europe. For comparison, London to Sydney is about 17,000 km — roughly half the circumference of the Earth.
At 8,616 km, San Francisco to London is one of the world's longer routes, covering 21.5% of Earth's circumference (40,075 km).
This route crosses from North America to Europe, spanning 8 timezones.
This 8,616 km journey from North America to Europe is one of the world's longer routes. At this distance, jet lag becomes a significant factor — plan for at least one recovery day per 3 time zones crossed.
The straight-line distance from San Francisco to London is approximately 8,616 kilometers (5,354 miles, 4,652 nautical miles).
A direct flight takes approximately 11h 16min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 140h 1min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
London is approximately +8h ahead compared to San Francisco.
The estimated road distance is approximately 11,201 km, which is about 30% longer than the 8,616 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: May 30, 2026.