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IRONMAN 70.3 Costa Navarino, Peloponnese, Greece training plan: 2026 race guide

Peloponnese, GreecePrevious edition: 25 October 2026

Start trainingOfficial entry & details

Updated and verified Oct 18, 2026

The race at a glance

The listed 25 October 2026 edition has passed. The next edition date is not yet verified here; confirm it before booking travel or following a dated training timeline.

Route and elevation

The organizer classifies the swim as ocean, the bike as rolling and the run as flat. These broad classifications do not establish the final route, water conditions, wetsuit decision or aid layout.

  • Swim environment: ocean.
  • Bike profile: rolling.
  • Run profile: flat.

Race guide

Swim, bike and run preparation

The current event overview classifies the swim as ocean, the bike as rolling and the run as flat. Use controlled effort over repeated rises on the bike, then rehearse a short, easy run after similar riding. A flat run profile still needs conservative pacing after the bike. These classifications do not confirm the final map, water conditions, wetsuit decision or aid layout. Use this event’s athlete guide for those details.

Race overview

IRONMAN 70.3 Costa Navarino, Peloponnese, Greece is listed for Peloponnese, Greece. The organizer lists 2026-10-25. Confirm your own distance or division schedule before booking travel.

Official event information was checked on 2026-10-18. Check the official registration page for current availability and eligibility.

Final official-source checklist

Within race week, reopen the official event page and confirm date, venue, start procedure, entry status, course, rules, equipment, cutoffs and emergency guidance. Keep the current athlete guide available offline if the organiser provides one.

Further reading

Training plan and timing

The official date is not confirmed. Choose a plan that fits your current training and available time, then set the race date when the organiser confirms it.

The listed 25 October 2026 edition has passed. Confirm the next edition before starting a dated plan.

  1. StartDate pending
  2. Build20 weeks
  3. Taper2 weeks
  4. Race dayTo be confirmed

20-week plan option

Compare 3 other plan lengths
  • 16-week plan
    Confirm the race date before choosing a start date.
  • 24-week plan
    Confirm the race date before choosing a start date.
  • 26-week plan
    Confirm the race date before choosing a start date.
View 20-week plansView 16-week plansView 24-week plansView 26-week plans

Need a printable plan? Download the IRONMAN 70.3 training plan PDF.

Race-day strategy

  • Keep bike effort controlled early, especially into wind or on climbs.
  • Use the bike to execute the fueling plan you rehearsed.
Open race calculators and tools
Loading 70.3 fueling planner…
IRONMAN time and split calculatorIRONMAN 70.3 fueling plannerTraining start-date calculatorIRONMAN 70.3 training plan PDF

Race-week logistics

Use the current organiser guide for schedules, transport, cutoffs, equipment, and other time-sensitive instructions.

Current details to confirm: start schedule, expo, bib pickup, transport, cutoffs, equipment rules, entry price.

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FAQs

When is this race?

The organizer lists 2026-10-25. Confirm your own distance or division schedule before booking travel. Source checked 2026-10-18.

Where is this race?

The official event page lists IRONMAN 70.3 Costa Navarino, Peloponnese, Greece in Peloponnese, Greece. Confirm the venue address and access instructions on the current event page.

How long should I train for this race?

Compare the 16, 20, 24, 26 week plans with your current consistency, weakest discipline or station, recovery and available runway. Do not compress missed weeks if a standard start date has passed.

What should I verify before entering this race?

Check the current date, entry status, eligibility, course or venue layout, equipment, cutoffs, cancellation terms and travel demands on the official organiser page.

Is the course information for this race final?

The swim, bike and run labels come from the current official directory. Use the event's latest course maps and athlete guide for final route, elevation, cutoff and transition decisions.

Can a calculator predict my race result?

No. Calculators organize assumptions. Weather, terrain, venue flow, transitions, nutrition, health, crowding and late-race fatigue can change the result.

How many weeks until this race?

The listed event starts 2026-10-25. Use the training start-date calculator for the current runway. If racing is already underway, follow your individual start schedule rather than starting a new build.

What should I check for this edition?

The current event overview classifies the swim as ocean, the bike as rolling and the run as flat. Use controlled effort over repeated rises on the bike, then rehearse a short, easy run after similar riding. A flat run profile still needs conservative pacing after the bike. These classifications do not confirm the final map, water conditions, wetsuit decision or aid layout. Use this event’s athlete guide for those details.

Keep going

IRONMAN 70.3 Race Calendar and Athlete Guides

Browse 101 official-source IRONMAN 70.3 events by date and place, then open athlete guides with training timelines, tools and verification notes.

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IRONMAN 70.3 Training Plans: 16–26 Weeks

Choose a 16–26 week IRONMAN 70.3 plan using swim, bike, run, brick, fueling, recovery and schedule readiness checks.

Open guide

Long-course triathlon research: pacing, fueling and readiness

Evidence-informed protocol: Long-course triathlon research: pacing, fueling and readiness. Practical steps, who it helps, and what to watch out for.

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Sources