Distance guide covering 129+ routes across 5 cities in United Kingdom. Includes domestic and international connections with flight times and driving distances.
United Kingdom is home to 5 major cities in our database, including London, Birmingham, Glasgow, Manchester, Edinburgh. The largest city by population is London with approximately 8,982,000 residents, located in the England region.
Within United Kingdom, there are 7 domestic routes connecting cities across the country. The shortest domestic route is Glasgow to Edinburgh at 67 km, while the longest is Glasgow to London at 555 km.
United Kingdom also connects to 122 international destinations worldwide. Whether you're planning domestic travel or international flights, this comprehensive distance guide provides all the information you need. All distances are calculated using the Haversine formula for maximum accuracy.
For travelers within United Kingdom, shorter routes under 500 km are often well-suited for driving or train travel. Routes between 500-2,000 km offer a choice between driving and flying, while anything over 2,000 km is typically best served by air travel. Read our guide on estimating travel time for more detailed planning advice.
7 routes connecting cities within United Kingdom, from 67 km to 555 km.
122 routes connecting United Kingdom to cities worldwide, from 235 km to 18,814 km.
United Kingdom's aviation and ground network shapes how the 129 routes on this page actually feel in practice. The flag carrier British Airways handles most long-haul departures, while low-cost players such as easyJet, Jet2, Ryanair UK dominate short-haul leisure traffic. The primary international gateway is London Heathrow (LHR), which also acts as the natural connection point for travelers using one-stop routings to save 20–40% on long-haul fares.
For shorter trips, ground transport in United Kingdom is built around the dense National Rail network plus the LNER, Avanti and GWR intercity backbones. On corridors under roughly 700 km, door-to-door rail travel is often faster than flying once airport security and transfers are factored in — a calculation worth running before booking domestic flights inside United Kingdom.
Of the 129 routes covered here, the breakdown is 16 under 500 km, 35 between 500 and 1,500 km, 36 between 1,500 and 5,000 km, 36 between 5,000 and 10,000 km, 6 over 10,000 km. That mix is why a single travel-time rule never works for United Kingdom: a typical traveler will encounter everything from a 60-minute regional hop to a 12-hour ultra-long-haul flight, depending on destination.
The 5 cities in our database for United Kingdom are anchored by London — a metropolitan area of roughly 8.98 million people sitting at 51.51°N, 0.13°W. That position places much of United Kingdom in a cool temperate climate with long mild summers and dark, cold winters, which directly influences both the local travel calendar and how comfortable arrivals from very different latitudes will feel.
Domestic distances within United Kingdom range from Glasgow to Edinburgh at 67 km up to Glasgow to London at 555 km. The wider that range, the more critical it becomes to match transport mode to journey length — exactly what the routes table above is designed to help with.
Because of Earth's curvature, the great-circle distances shown on this page are not the same as flight paths drawn on a flat map. Routes between United Kingdom and far-away destinations often track closer to the poles than people expect — read more in our guide on how the Haversine formula works.
United Kingdom is generally a higher-cost destination, so booking 2–3 months ahead for international flights and 6–8 weeks ahead for domestic routes typically delivers the best fares.
Mid-week departures (Tuesday and Wednesday in particular) into and out of United Kingdom are typically 20–30% cheaper than Friday and Sunday flights on the same routes. Red-eye and very early-morning departures usually save another 10–15%. Budget carriers serving United Kingdom apply strict carry-on rules and unbundled fares, so packing light remains the single biggest lever for keeping total trip cost low.
For multi-city trips inside United Kingdom, compare the cost of a single open-jaw flight plus ground transport against multiple point-to-point flights — on routes with strong rail service, the rail-and-fly combination usually wins on both price and total door-to-door time.
Under 500 km: ground transport — driving, coaches, or the rail services described above — is usually competitive with flying door-to-door once airport overhead is included. This band covers many of the shortest routes on this page.
500–1,500 km: the choice gets interesting. A direct domestic flight typically saves 2–4 hours over driving in this band, but cheap fares disappear quickly without advance booking.
Over 1,500 km: flying becomes the obvious choice. The 122 international routes from United Kingdom above 1,500 km on this page are essentially flight-only journeys; ground alternatives exist only on a handful of specialist sleeper trains or long-distance coaches and aren't time-competitive.
Whichever mode you pick, use the calculator on this site to confirm exact great-circle figures, then add 20–40% for actual driving distance and 30–60 minutes per direction for airport overhead. Browse our travel guides for in-depth advice on flight time, driving distance and trip planning across United Kingdom and beyond.
We cover 5 cities in United Kingdom, including London, Birmingham, Glasgow, Manchester, Edinburgh.
The longest domestic route is Glasgow to London at 555 km.
There are 122 international routes connecting cities in United Kingdom to destinations worldwide. The shortest international route is London to Bruges at 235 km.
All distances use the Haversine formula for great-circle distance — the shortest path between two points on Earth. Flight times assume 800 km/h cruising speed plus 30 minutes for takeoff/landing. Driving times use 80 km/h average with a 30% road routing factor.