Coast to Coast Cornwall Summary We are delighted to be working with Discover Adventure on this new challenge. Enjoy the wild landscapes and rugged coastline of Cornwall as you walk from the north coast to south over three days. Registration Sign up to Coast to Coast Cornwall How much will it cost? The trip cost for this Cornish Coast to Coast Challenge is £275. This includes all food, accommodation, camping equipment, transfers and full vehicle support. There’s no minimum sponsorship required however there's a registration fee of £75 per person.