The bus information can be found here http://www.woodbuffalo.ab.ca/page1000.aspx
As of July 2012 the bus fares are:
Cash fare (per ride) $1.25
Eleven-ride booklet (11 rides for the price of 10) $12.50
Monthly pass (student) - including Keyano College students $34.25
Monthly pass (adult) $45.00
Children under five years and senior citizens Free
The bus ticket prices are very reasonable compared to bigger cities.