SAS Endurance takes place on Fri, Sep 4, 2026 in Talybont-on-Usk, United Kingdom. The main route is 64 km.
- Date
- Fri, Sep 4, 2026
- Start
- Talybont-on-Usk 🇬🇧
- Distance
- 64 km
- Level
- Open to all
SAS Endurance is a 64km UK Special Forces route march across the Brecon Beacons following the final stage of the selection test week.
Official event pageWhat this race demands
SAS Endurance is a demanding 64 km hike across the Brecon Beacons, following the final stage of UK Special Forces selection.
Long-distance endurance
Covering 64 km on foot requires sustained cardiovascular capacity and muscular stamina over many hours of continuous movement.
Rugged terrain management
The Brecon Beacons setting presents challenging mountain terrain and variable upland conditions typical of UK military selection routes.
Aim for 60 to 90 grams of carbohydrates per hour to maintain energy levels throughout an endurance effort lasting multiple hours.
Similar races
Organising this race?