From Kings Lynn:

Take the A148 to Fakenham. At the roundabout with the Shell Petrol Station, take a left towards Cromer. Take your first left towards Wells and Walsingham, then the first left on to what is known as the Dry Road. This road takes you straight in to Wells, with a short drive to the Quay.

From Norwich:

From the Outer Ring Road take Drayton High Road. This road then turns into Fakenham Road, and then into Norwich Road. Follow the road until you reach Fakenham. Turn Right at the roundabout towards Morrisons, then onto the bypass (left at the next major roundabout). Just before you reach the next roundabout, with a Shell Petrol Station on, take a right turn signposted to Wells and Walsingham. Take the next left and follow the road to Wells.

From London:

Take the M11 towards Cambridge, turn off at junction 9 on the A11 to Norwich (not the A14 towards Bury St Edmunds). At first roundabout take the A1065 to Brandon, stay on this through Swaffham to Fakenham. Go straight over the roundabout and then  take first left,  B1105,  to Wells.

Please note that if you are coming to Wells by car there is no petrol station here. Don't arrive with an empty tank!

Train Stations:

Kings Lyn 

Norwich, and change to Sheringham line.

Bus:

The Coasthopper runs a service to Wells from either Kings Lynn or Sheringham. Try this link for details and timetable http://www.norfolkgreen.co.uk/