Sunday, July 12, 2026 · Swansea Bay, United Kingdom
130 days until race day
Held in Swansea Bay, United Kingdom, IRONMAN 70.3 Swansea is an IRONMAN 70.3 event. The race includes a coastal sea swim, a hilly bike leg that rewards strong climbers, and finishes with a flat run leg built for consistent pacing.
Sea
1.9 km / 1.2 mi
Hilly
90 km / 56 mi
Flat
21.1 km / 13.1 mi
Build confidence in saltwater swimming and practice dealing with swells and chop.
Train on hilly routes and practice pacing yourself on long climbs — start conservative and save your legs for the run.
Focus on negative-split long runs on flat courses to build the discipline needed for steady pacing off the bike.
Rehearse your transition routine and nutrition plan during training so race day execution is automatic.
Transition's AI coach builds a training plan specifically adapted for this course. Your plan accounts for the sea swim conditions, the hilly bike terrain, and the flat run profile — so you show up on race day fully prepared.
Your plan adjusts weekly based on your progress, recovery, and schedule changes.
Workouts target the exact demands of this course's swim, bike, and run profiles.
Nutrition rehearsal, taper optimization, and pacing strategy built into your plan.
“Transition has helped me improve my Ironman training more than any other method I've encountered in my triathlon journey. It's incredibly precise and personalized.”
Carlos Rebelo — Triathlete
Our AI-powered ironman 70.3 plan adapts to your fitness, schedule, and this specific course. Start training smarter today.
View IRONMAN 70.3 PlanTraining for IRONMAN 70.3 Swansea requires a structured plan that addresses the specific course demands: a sea swim, hilly bike, and flat run. Transition's AI coach builds a personalized plan that adapts to your fitness level and progressively prepares you for these exact conditions.
Held in Swansea Bay, United Kingdom, IRONMAN 70.3 Swansea is an IRONMAN 70.3 event. The race includes a coastal sea swim, a hilly bike leg that rewards strong climbers, and finishes with a flat run leg built for consistent pacing. The race takes place in Swansea Bay, United Kingdom and attracts athletes from around the world.
Most athletes need 16-20 weeks of dedicated training for a IRONMAN 70.3. This allows sufficient time for base building, race-specific preparation, and a proper taper. Transition's AI coach can create a plan that fits your timeline and current fitness.
