The 7th edition of Bison Ultra 2025 will be held on Sunday, June 8th, 2025. It will feature 60k, 45k, 35k, and 18k distance categories with ITRA points! The REGISTRATION IS OPEN NOW. First 50 runners to receive early bird discount of 10%

7th Edition (ITRA Race) 

Bison Ultra | 8 Jun, 2025 | SUN
60k | 45k | 35k | 18k

BECOME #ULTRAMALAIVASI

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7th Edition (ITRA Race) 

Bison Ultra | 8 Jun, 2025 | SUN
60k | 45k | 35k | 18k

BECOME #ULTRAMALAIVASI

Search
Close this search box.

There is no cut-off time for the 15k runners.  However, the last mobile aid-station (approx. 12k) before the finish will be operational only for 2 hr 30 min.

  • This category is created to encourage first timers who are regularly running, active and fit
  • Must be capable of running or walking for 2-3 hrs continuously

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