adjectives for art How much will it cost to advertise on the radio?? This is the question I am asked daily. There is a lot of confusion on the market about the amount radio advertising costs. With a little knowledge and idea of how radio works, we could answer this question. Because important thing? Just like the price of a five star accommodation at the four seasons differs from ?Moe?s motel and eat?. The costs of radio advertising vary greatly from station to station determined by listenership.