From Terminals 1,2,3 & 4 follow the signs onto the M4 at Junction 4b and travel west. Join the M25 at Junction 15 and travel around the M25 anti-clockwise to junction 13. From T5 join the M25 at Junction 14 and follow the M25 south (anti clockwise and exit at Junction 13.
Travelling south (anti-clockwise) on the M25 Exit the M25 at junction 13. Go straight over the roundabout, as if re-joining the M25. Keep in the left hand lane, signposted A30 Egham.Travelling north (clockwise) on the M25: Exit the M25 at junction 13. Turn right at the roundabout, as if re-joining the M25 to go south. Keep in the left hand lane, signposted A30 Egham and continue towards Egham town centre.
At the end of the slip road under the motorway bridge, turn first left at the large roundabout into The Avenue, signposted Egham. Turn left at the mini roundabout (police station on the left) into Vicarage Road. Continue under the bridge and over the railway lines to the roundabout at the end. Turn right at the roundabout into New Wickham Lane and continue over the M25 motorway. Turn left at the next roundabout into Stroude Road and Great Fosters is approx 500 yards on the left handside.