The SAFEST and MOST BEGINNER FREINDLY triathlon in CANADA takes place in beautiful 1200 acre Killarney Lake Park located at 1653 St. Mary's St. in Fredericton, NB. The forested park is located on the north side of the St. John River, just 7.5 km from the centre of the city and easily accessible by car. It is also served by City Transit on an hourly basis. The Fredericton International Airport is only 15 kms outside of town.​ricton is 115 km from Saint John and 180 km from Moncton. The city is 235 km from the Nova Scotia border and 250 km from the Prince Edward Island.​​​​​​​