Karachi, Pakistan → London, United Kingdom · ✈ 8h 23min · 🚗 102h 30min
3,406 nautical miles · Time difference: -4h behind · Direction: northwest
The distance from Karachi to London is 6,308 km (3,920 miles). The fastest way to travel is by flight. A direct flight takes approximately 8h 23min.
The straight-line distance from Karachi, Pakistan to London, United Kingdom is approximately 6,308 kilometers (3,920 miles or 3,406 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 northwest of Karachi. Karachi is in Asia, in the Sindh region of Pakistan, while London is in Europe, in England, United Kingdom. This intercontinental route spans from Asia to Europe.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 6,308 km | ~8h 23min | Best option for speed |
Our recommendation: flight is typically the best way to travel from Karachi to London. For 6,308 km, flying saves significant time and is usually the most practical choice.
Karachi sits at 24.8607°N, 67.0011°E, while London is located at 51.5074°N, 0.1278°W. The initial compass bearing from Karachi to London is 317° (NW), so a great-circle flight path leaves Karachi heading roughly NW. 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 26.65° and the longitude difference is 67.13°. 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 Karachi and London is approximately 43.1285°N, 40.4815°E. This is the great-circle halfway position — the spot where you would be exactly 3,154 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 4 hours behind Karachi. When it is 09:00 in Karachi, it is approximately 05:00 in London. A 4-hour shift is small enough that most travelers adjust within a day. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Karachi uses the Pakistani Rupee (PKR), 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. The primary local language shifts from Urdu / English in Karachi to English in London. Learning a few basic phrases makes a noticeable difference at hotels, restaurants, and transit hubs.
Karachi is a major city in Pakistan with a population of approximately 14,910,352. Located in the Sindh region, it is an important hub in Asia. As one of the largest cities in Pakistan, Karachi is a major international gateway with extensive air connections and multiple airports.
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.
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At 6,308 km, this is one of the longer routes on the globe, spanning from Asia to Europe. For comparison, London to Sydney is about 17,000 km — roughly half the circumference of the Earth.
At 6,308 km, Karachi to London is one of the world's longer routes, covering 15.7% of Earth's circumference (40,075 km).
Combined, Karachi and London have a population of over 23,892,352 people, making this a major urban corridor.
This route crosses from Asia to Europe, spanning 4 timezones.
The straight-line distance from Karachi to London is approximately 6,308 kilometers (3,920 miles, 3,406 nautical miles).
A direct flight takes approximately 8h 23min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 102h 30min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
London is approximately -4h behind compared to Karachi.
The estimated road distance is approximately 8,200 km, which is about 30% longer than the 6,308 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 21, 2026.