← All races
Triathlon · BE
IRONMAN 70.3 Knokke-Heist
IRONMAN 70.3
Race day
6 September 2026
Knokke-Heist, West Flanders
About the race
What to expect
A Belgian coastal half-distance race with a North Sea swim and fast, flat bike and run courses around Knokke-Heist.
Choose your line
Distances & routes
Course files are for planning. The organiser remains the source of truth for last-minute changes.