Ski pass prices for Saas-Grund are not necessarily cheap but quite comparable to other Swiss ski resorts of this size. If you are here for several days, you should consider a destination ski pass. It's a bit more expensive, but it's also valid in neighboring ski areas like Saas-Fee.
Good for families: Children under 6 years of age ski for free. The cheaper children's rate is valid up to the age of 15, and the discounts for young people are even valid up to and including the age of 19.