IRONMAN Portugal-Cascais 2025: Everything you need to know

On October 18, 2025, Cascais will once again become the stage for one of the most anticipated sporting events in the world. calendar international triathletic: the IRONMAN Portugal-Cascais 2025.

This race, which attracts thousands of triathletes from different countries, has established itself as one of the most important in Europe.

Registration for the event is now open. Those interested in taking part should secure their place as soon as possible, as high demand is expected due to the attractiveness of the event and the location.

A tour of the Atlantic coast

El IRONMAN Portugal-Cascais offers a complete challenge with a route that leaves no one indifferent. The event is made up of three characteristic segments:

• SwimmingThe race will begin with a 3,8km segment on Ribeira Beach, known for its calm waters and stunning surrounding scenery.
• Cycling: The second segment consists of a 180 km route in bike which runs through some of the most iconic spots on the Portuguese Riviera. Cyclists will pass by the iconic Guincho Beach and the Natural Park of Sintra-Cascais, a landscape that combines mountains and coast, offering a challenging experience both for its beauty and for the technique required. In addition, triathletes will be able to travel through the historic Estoril Formula 1 Circuit, adding a unique touch to the cycling segment.
• Race on foot: To finish, the triathletes will have to complete a 42,2 km foot race, divided into three laps from the centre of Cascais to Cabo Raso.

IRONMAN 70.3 Portugal-Cascais: An accessible option

For those looking for a lesser but equally exciting challenge, the IRONMAN 70.3 Portugal-Cascais will be held on the same day.

This medium-distance version includes a 1,9 km swim, a 90 km bike ride and a 21,1 km run, covering part of the same landscapes as the Full IRONMAN.

The IRONMAN 70.3 is an excellent alternative for triathletes who want to enjoy the unique atmosphere of Cascais without taking on the full distance.

Cascais: An ideal destination for companions

Cascais, known as the “pearl of the Atlantic coast”, is much more than the setting for a triathlon challenge.

For the athletes' companions, the city offers a wide variety of activities.

From enjoying its golden beaches to exploring the hiking trails of the Sintra-Cascais Natural Park, the options are endless.

Cascais also has a rich historical and cultural heritage, with places such as the Cidadela de cascais and Condes de Castro Guimarães Museum, in addition to its excellent cuisine that combines seafood with traditional Portuguese flavours.

Registrations and benefits

The organization IRONMAN Portugal-Cascais encourages all interested parties to register before January 22, 2025 to ensure the best benefits and flexibility in case of last-minute changes.

For more information on registrations and event details, interested parties can visit the official website of the event. IRONMAN Portugal-Cascais.