Stansted Airport (STN) : Exit onto the A120 ramp to M11. Merge onto Thremhall Avenue A120. Continue to follow A120. Merge onto M11 via the ramp to London Harlow M25 At junction 7, take the A414 exit . At the roundabout, take the 1st exit onto Second Ave A1025. At the roundabout, take the 3rd exit onto Howard Way At the roundabout, take the 1st exit onto Edinburgh Way A414