Race Calendar 2025

IUTA World Cup Races

2x-10x & 2xDay-5xDay
Gariepdam/Freistaat
07. - 23.03.2025

Event Website

Ultra Tri South Africa

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The first Ultra Triathlon event in South Africa at Gariep Ressort. Offered distances at the moment are 2xDay, 3xDay, and 5xDay as well as 2x, 3x, 5x and 10x in continuous format.

• Swim: pool/25m
• Bike loop: 6km
• Run loop: 1,2km
• Time Limit:
  2x: 37,5h
  3x: 63h
  5x: 143h
  10x: 340h
  Day-Races: 20h/Day
• Entry Fees:
  2x: 550-650 EUR
  3x: 700-800 EUR
  5x: 1200-1450 EUR
  10x: 2250-2500 EUR

2x, 3x, 5x & 10x UT
Rio de Janeiro/Brasil
01. - 16.05.2025

Event Website

Brasil Ultra Tri, Rio de Janeiro

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2x (3rd edition), 3x (3rd), 5x (3rd) & 10x (2nd) Ultratriathlons held as continuous versions.

• Swim: Continuous Races = pool/50m
• Bike loop: 7,5km
• Run loop: 2km
• Time Limits: 2x: 36h, 3x: 60h, 5x: 144h, 10x: 336h
• Entry Fees:
  2x: 500-750 USD
  3x: 600-850 USD
  5x: 1100-1500 USD
  10x: 2000-2500 USD

2x WORLD CHAMPIONSHIP
Emsdetten/GER
13. - 15.06.2025

Event Website

Double UT, Emsdetten/GER

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Double Ultra Triathlon in Emsdetten held as continuous version (6th edition).

• Swim: pool/50m
• Bike loop: 4,41km
• Run loop: 1,42km
• Time Limit: 34 hours
• Entry Fee: 540-600 EUR

2x-10x & 2xDay-10xDay
Colmar/FRA
22.06. - 06.07.2025

Event Website

Bretzel Ultra Tri in Colmar/FRA

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2x-10x, 2xDay-10xDay

• Swim lane/pool: 50m
• Bike loop: 8,75km
• Run loop: 1,28km
• Time Limit:
  2x: 43h, 3x: 61h, 5x: 148h, 10x: 340h & Day Races: 24h/Day
• Entry Fee:
  2x: 450-600 EUR
  3x: 600-750 EUR
  5x: 1200-1400 EUR
  10x: 2350-2600 EUR
  2xDay: 550-700 EUR
  3xDay: 700-850 EUR
  5xDay: 1300-1500 EUR
  10xDay: 2450-2700 EUR

2x & 3x
Lensahn/GER
01. - 03.08.2025

Event Website

Double & Triple UT, Lensahn/GER

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Double (4th edition) & Triple Ultra Triathlon (32nd edition and most held ultra triathlon worldwide) held as continuous races.

• Swim: pool/50m
• Bike loop: 8,016km
• Run loop: 1,298km
• Time Limit:
  2x: 34h, 3x: 58h
• Entry Fee:
  2x: 390-470 EUR
  3x: 590-690 EUR

2x, 3x, 2xDay & 3xDay
Vinni/EST
07. - 11.08.2025

Event Website

2x, 3x, 2xDay & 3xDay, Vinni/EST

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2x UT (2nd edition), 3x UT (1st), 2xDay (2nd), 3xDay (2nd) in Estonia.

• Swim: pool/25m
• Bike loop: 5,847 km
• Run loop: 1,455 km
• Time Limit:
  2x: 36h
  3x: 60h
  Day-Races: 20 hours/Day
• Entry Fee:
  2x & 2xDay: 520-690 EUR
  3x & 3xDay: 620-790 EUR

10x Step, 2x-10x UT, 5xDay & 10xDay
Buchs/SUI
10. - 24.08.2025

Event Website

Swissultra, Buchs/SUI

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Step Deca (which means a Single UT followed by a Double UT ... and ends with a Quadruple UT), Deca UT (5th edition), Quintuple UT (4th), Quadruple (1st), Triple (1st), Double (1st), 10xDay (7th) and 5xDay (6th).

• Swim lane/pool: 50m
• Bike loop: 9,02km
• Run loop: 1,22km
• Time Limit: follows
• Entry Fee: follows

2x & 3x
Bad Radkersburg/AUT
29.08. - 01.09.2025

Event Website

Double & Triple UT, Bad Radkersburg/AUT

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Double (4th edition) & Triple (3rd edition), both hosted as continuous versions.

• Swim lane/pool: 50m
• Bike loop: 10,6km
• Run loop: 1,973km
• Time Limit:
  2x: 40h, 3x: 60 hours
• Entry Fee:
  2x: 390-550 EUR
  3x: 590-750 EUR

IUTA Grand Prix Races

In "IUTA Grand Prix Races" no records can be achieved and the points for the "IUTA World Cup Challenge" will be reduced by 50%.

2x
Huddleston, Virginia/USA
04. - 05.04.2025

Event Website

2x in Huddleston, VA/USA

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2x (1st edition) held as continuous-race.

• Swim: lake/0,58mi
• Bike loop: 5,68mi
• Run loop: 1,04mi
• Time Limit:
  2x = 36h
• Entry Fee:
  950 USD

2x-5x & 2xDay-5xDay
San Felipe, Guanajuato/MEX
13. - 19.10.2025

Event Website

2x-5x & 2xDay-5xDay in San Felipe/MEX

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2x (2nd edition),  3x (2nd), 5x (3rd) held as continuous races & 2xDay (3rd), 3xDay (3rd) and 5xDay (4th) held as day-format-races.

• Swim: 46m-pool
• Bike loop: 5km
• Run loop: 2km
• Time Limits:
  2x = 43h, 3x = 61h & 5x = 144h
  day-format = 24h/day
• Entry Fee:
  2x: 600-750 USD
  3x: 800-1050 USD
  5x: 1150-1450 USD

IUTA Friendship Events

IUTA Friendship Races are not a part of the IUTA World Cup Challenge; no records can be achieved. These races are potential candidates to become part of our series next year.

2-Days-Event of 8K Swim / 360K Bike / 52K Run
Kyiv/UKR
22./23.06.2025 2025

Event Website