May 2026: The Key Triathlon Races to Watch This Month

There are some fantastic races scheduled for May. Below, we’ve listed the most important events per organization, so you know exactly what to expect over the next four weeks!

Ironman

• May 3: Ironman 70.3 Western Sydney 🇦🇺
• May 9: Ironman 70.3 Gulf Coast 🇺🇸
• May 17: Ironman 70.3 Aix-en-Provence 🇫🇷
• May 17: Ironman 70.3 Chattanooga 🇺🇸
• May 17: Ironman 70.3 Shanghai 🇨🇳
• May 23: Ironman Lanzarote 🇪🇸
• May 31: Ironman 70.3 Kraichgau 🇩🇪
• May 31: Ironman Brasil 🇧🇷

Challenge Family

• May 10: Challenge Cesenatico 🇮🇹
• May 10: Challenge Salou 🇪🇸
• May 24: The Championship (Samorin) 🇸🇰
• May 31: Challenge St. Pölten 🇦🇹

World Triathlon

• May 9: Europe Triathlon Cup Caorle 🇮🇹
• May 9-10: World Triathlon Cup Chengdu 🇨🇳
• May 16: WTCS Yokohama 🇯🇵
• May 23: Europe Triathlon Cup Olsztyn 🇵🇱
• May 30: Europe Triathlon Cup Rzeszów 🇵🇱
• May 30: WTCS Alghero 🇮🇹

PTO T100 Tour

• May 23-24: T100 Spain 🇪🇸

Xterra

• May 1-3: Xterra Weston Park 🇬🇧
• May 8-10: Xterra Croatia Mali Losinj 🇭🇷
• May 9: Xterra Trail Run World Championship 🇺🇸 (Maine)
• May 15-17: Xterra North American Championship 🇺🇸 (Alabama)
• May 15-17: Xterra Ilha Grande 🇧🇷