Itaú IRONMAN 70.3 Valdivia takes place in Valdivia, known as the beer capital of southern Chile. The course features a scenic river swim, a fast, panoramic bike course, and an exceptionally flat run through the city center, rich in German heritage.
Athletes will immerse themselves in the crystal-clear waters of the Calle-Calle River, push their limits on a fast and flat bike course passing rivers and green landscapes, and finish with a run past iconic bridges and natural landmarks right in front of the city market.
Event Date: November 29, 2026
Participant Inclusions:
Individual and Relay Team entries are offered. Relay teams can consist of 2 or 3 participants. All relay participants must be 18 years of age on race day.
Swim: 1.9 km one-way swim in the Calle-Calle River waterfront into the Cau-Cau River, with minimal to non-existent current. Wetsuits are mandatory. Bike: Mostly flat 90 km course starting next to Tres Marías airfield, passing through Cabo Blanco, Cruces River, Cayumapu River toward Máfil (37 km), and Pichoy memorial bridge (61 km). Speeds typically range from 30 to 60 km/h. Run: Very flat 21.1 km course starting on Isla Teja in Saval Park, crossing the Cau-Cau and Calle-Calle bridges, following the waterfront through Tres Marías sector, and finishing beside the river in front of the market.
A one-way course starting at the Calle-Calle River waterfront and extending along the initial stretch of the Cau-Cau River. Current is minimal to non-existent during race start. Wetsuits are mandatory.
A fast, mostly flat course showcasing southern Chile's green landscapes, starting next to Tres Marías airfield, travelling through Cabo Blanco, Cruces River, Cayumapu River toward Máfil (37 km mark), and the Pichoy memorial bridge (61 km mark).
An exceptionally flat route starting on Isla Teja in Saval Park, crossing the Cau-Cau and Calle-Calle bridges, following the waterfront through Tres Marías sector, and finishing beside the river in front of the market.
2025: Air Temp High 69° F / 21° C, Low 56° F / 13° C. Water Temp 65° F / 18° C.
2024: Air Temp High 74° F / 24° C, Low 41° F / 5° C. Water Temp 57° F / 14° C.
2023: Air Temp High 63° F / 17° C, Low 43° F / 6° C. Water Temp: No data.
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Yes. A two-person relay can complete the race with any combination of disciplines. Relay teams may later add a third person if they wish.
No. Only the run leg relay participant can cross the finish line. Competition Rules state that if other team members cross with the runner, the team will be disqualified.
Contact the event email address with details of the team member you wish to cancel along with the full name and email address of the new team member.
Yes. All teams MUST arrive together for Athlete Check-In to ensure all materials are accounted for and individual waivers are signed.
Relay captains are eligible for a partial refund of the registration fee. Review the withdrawal policy for partial refund options.
No. The relay team receives one timing chip at bike check-in, which serves as a baton passed between team members in transition.
No. Relay team members can be comprised of a mix of gender and age. All participants must be 18 years of age on race day.
No. Failure to complete the swim or bike course within time constraints results in a DNF for the entire team.
If a relay pen is provided, only the cyclist is in transition to receive the chip from the swimmer before un-racking, and must rack the bike before passing the chip to the runner. If no relay pen is provided, team members meet at the bike rack.