IRONMAN Portugal-Cascais

IRONMAN Portugal-Cascais course: how fast are the swim, bike and run?

IRONMAN Portugal-Cascais: 1.5% slower than the median course (bike 4.6% slower, run 1.4% faster, swim 0.1% faster). The same athletes' times compared across every course, and a time predictor.

Next race 17 October 2026 in Cascais, Portugal; 55 World Championship slots; a course 1.5% slower than the median one; 1,398 finishers in 2025.

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• Slots and qualifying times
• How 2025 played
• 2025 results
• Who races
• Course speed
• Over the years
• Every race