Distance from London to Riyadh: Flight Miles and Kilometers

The great-circle distance between London, United Kingdom and Riyadh, Saudi Arabia is approximately 5,056 kilometers (3,142 miles) when measured in a straight line by air.

This translates to a typical non-stop flight time of around 6 hours and 30 minutes to 7 hours, depending on winds and routing. Major carriers including British Airways, Saudia, and Virgin Atlantic operate direct services between London Heathrow (LHR) and King Khalid International Airport (RUH) in Riyadh.

For context, the route crosses several countries — typically France, Switzerland or Italy, the Mediterranean, Egypt, and the Red Sea — before reaching the Arabian Peninsula. It's one of the key air corridors linking Western Europe with the Gulf region.