Middle Distance Triathlon

All Middle Distance Triathlon
5 Races

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5 Middle Distance Triathlon Events

  • TRITON

    TRITON

    TRITON Lisboa 2025 takes place on September 6 and 7, 2025, bringing a fast, flat and fully urban triathlon experience to the heart of Portugal’s capital. Athletes compete on a single-day format in one of three distances (Short, Middle, Long) on a fully closed-to-traffic course.
    Whether racing individually, as part of a corporate relay team, or with your child in the Kids & Parents Swim & Run, this event combines accessibility with world-class organization. It is an official qualifying race of the TRITON World Series.

    Location: Parque das Nações, Lisboa
    Distances:

    🏁 SHORT – 600 m swim | 21.5 km bike | 5 km run

    🏁 MIDDLE – 1,200 m swim | 42.5 km bike | 10 km run

    🏁 LONG – 1,800 m swim | 85.25 km bike | 20 km run

    👨‍👧 Kids & Parents: 100 m swim + 1 km run

    Atmosphere: Urban, spectator-friendly, flat and fast
    Courses: All segments begin and end at Oceanário de Lisboa
    Special Format: Corporate teams (SHORT only), kids Swim & Run
    Series Affiliation: TRITON World Series official qualifier

    • Middle Distance Triathlon
    • Olympic
    • Sprint
    06
    Sep
    —
    07
    Sep
    Lisboa, Portugal
    130 € – 190 €
    View event
  • Estrela Xtreme Triathlon®

    Estrela Xtreme Triathlon®

    Challenge yourself in Portugal’s most demanding long-distance triathlon set in the heart of the Serra da Estrela Natural Park. The Estrela Xtreme Triathlon® takes place from September 12–14, 2025, and offers two epic formats:

    🏁 FULL Distance: 4km swim, 190km bike, 41km run

    🏁 HALF Distance: 2km swim, 105km bike, 21km run

    🏁 HALF RELAY: Same distances as HALF, split between 2 or 3 athletes

    From icy alpine lakes to steep mountain climbs and forest trails, this race pushes every limit across Portugal’s highest terrain. Open to licensed and non-licensed triathletes, the EXT® welcomes extreme endurance lovers and team challengers alike.

    With limited slots (40 FULL / 70 HALF), personal support crews, GPS tracking, and strict self-sufficiency rules, Estrela Xtreme isn't just a race — it's an expedition.

    🗺️ Unique alpine scenery at Lagoa do Vale do Rossim and Parque da Várzea

    🏞️ Intense elevation gain: 4700m+ on FULL bike, 1600m+ on FULL run

    🎽 Relay option makes HALF accessible for more teams

    🔥 A true test for ultra-experienced athletes, but the HALF offers a gateway for strong newcomers ready for a challenge

    • Full
    • Half
    • Starter
    13
    Sep
    —
    14
    Sep
    Manteigas, Portugal
    75 € – 215 €
    View event
  • Sines Triathlon

    Sines Triathlon

    Dive into one of Portugal’s most iconic coastal triathlons: the Sines Triathlon, taking place on September 21, 2025, along the stunning Sines Bay. This middle-distance triathlon (2km swim • 80km bike • 18km run) offers both individual and relay participation, making it ideal for endurance athletes and mixed-level teams alike.

    Organized by HMS Sports with the support of the Sines City Council and certified by the Portuguese Triathlon Federation, this event combines a fast, scenic coastal route with a world-class athlete experience.

    🏖️ Beautiful ocean swim with Rolling Start for smooth pacing

    🚴‍♂️ Flat-to-rolling cycling laps along the Alentejo coast

    🏃‍♀️ Three-loop seaside run with mild elevation

    🎽 Open to both licensed and non-licensed athletes

    👥 Relay teams of 2 or 3 welcome (limited to 50 teams)

    🏆 Podium for age groups, teams, and relays

    🎁 Finisher kits, medals, and prizes for all finishers

    Race Distances:
    Swimming: 2,000 m
    Cycling: 80 km
    Running: 18 km

    • Triathlon
    21
    Sep
    Sines, Portugal
    140 € – 210 €
    View event
  • IRONMAN Cascais Portugal

    IRONMAN Cascais Portugal

    Cascais, Portugal, becomes the epicenter of long-distance triathlon when IRONMAN Portugal hosts both the iconic full-distance IRONMAN and the IRONMAN 70.3 on the same weekend. Athletes will take on the Atlantic swim in the sheltered Ribeira Beach, race through a scenic but challenging bike course fully closed to traffic, and finish with a flat and vibrant run along the Cascais coastline. The event attracts professionals chasing podiums and World Championship slots, as well as age-groupers seeking the ultimate endurance challenge. With a festive atmosphere, an international field, and world-class organization, it’s one of Europe’s most celebrated IRONMAN weekends.

    • IRONMAN
    • IRONMAN 70.3
    18
    Oct
    Lisboa, Portugal
    479,62 € – 706,19 €
    View event
  • TRITON

    TRITON

    From October 24–26, 2025, the TRITON World Championship lands in Portimão, Algarve, to crown the best triathletes across three days of elite-level competition. This global final uses the signature TRITON 3 format — swim on Day 1, bike on Day 2, and run on Day 3 — and is reserved for qualified athletes from TRITON events around the world.

    With spectacular oceanfront views, a vibrant race village at Marina de Portimão, and festive side events including a Corporate Cup, Kids Race, and Legends Invitational, this is more than a race — it's a triathlon celebration.

    Race Formats:

    🏁 TRITON SPRINT: 1km swim · 36km bike · 7km run

    🚴 TRITON MIDDLE: 2km swim · 72km bike · 14km run

    🏊 TRITON LONG: 3km swim · 108km bike · 21km run

    👥 Corporate Cup (relay teams – SPRINT format)

    👶 Kids Race (details TBA)

    🌟 Legends Competition (by invitation)

    Why race TRITON World Championship?

    🌅 Algarve beauty + coastal climate

    🏆 World-class field – entry by qualification only

    👨‍👩‍👧 Family-friendly clinics, parties & expo

    🚫 Draft-legal bike format (no TT bikes)

    • Long Distance Triathlon
    • Middle Distance Triathlon
    • Sprint
    24
    Oct
    —
    26
    Oct
    Portimão, Portugal
    276 € – 414 €
    View event
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