Ironman World Championship Kona
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IRONMAN World Championship, Kailua-Kona, Hawaii
The IRONMAN World Championship in Kailua-Kona is a long distance triathlon held on October 10, 2026. The event is by qualification only and returns to a single race day with men and women racing together for the first time since 2019. The race covers a total of 140.6 miles / 226 km across three disciplines.
The course includes an ocean swim in Kailua Bay, a bike leg that follows the Queen Kaahumanu Highway across volcanic landscapes, and a run that finishes along Ali’i Drive. Competitors can expect warm conditions with reported air temperatures near 86 °F / 30 °C at the high end and 75 °F / 24 °C at the low end, along with humidity and crosswinds noted for the venue.
The event is presented by IRONMAN and is scheduled as an offline, in-person competition in Kona, Hawaii. The format change for 2026 emphasizes a single-day championship for professional and age group athletes who qualify to compete. Visit the organization's website for the most recent information.
- 2.4 mile ocean swim
- 112 mile bike ride on Queen Kaahumanu Highway
- 26.2 mile marathon run on Ali’i Drive
