It's about 1 mile away so yes it's walking distance but by the looks of it (see link) this would involve walking down the A23
You'll get information in the post in the next few days with directions from airport terminals / train stations etc using buses etc. I'm probs gonna get a taxi. Surely can't be more than a fiver.
http://maps.google.co.uk/maps?f=d&hl...57077&t=h&z=15