TRAIL71KUTMB World Series
BUTS Iruñea-Donostia
Pamplona, SpainChoose the distanceTap a distance: the course, fees, times and rules below update for that race.
Mountainous
At a glance
BUTS Iruñea-Donostia 2027 takes place in may 2027 (exact day to be confirmed) in Pamplona, Spain. Distances: 119.1 km, 70.9 km.
- Date
- May 2027 · Date to be confirmed
- Location
- Pamplona, Spain
- Distances
- Buts - Iruñea/Donostia · 119.1 km · Competitive
- Buts Txiki - Lekumberri/Donostia · 70.9 km · Competitive
- Official website
- basqueultratrail.com ↗
- Series
- UTMB World Series
- Status
- To be confirmed
Last updated: 19 October 2026