A popular long-day route for road and sport cyclists, the London to Brighton ride follows the A23 corridor south from London across the Surrey Hills into the South Downs and finishes on Brighton seafront. The full distance is commonly quoted as about 54 miles (87 km) depending on start/end points and small detours. This list breaks the ride into 10 manageable stages with landmarks, terrain notes, places to refuel and safety tips so you can plan your ride with confidence.