From 25 July to 1 August 2026

TransSwissRun

The Ultimate Swiss Crossing

A mythical ultra-marathon from west to east through the Swiss Alps

An extraordinary adventure

The TransSwissRun is much more than a race: it's an odyssey through Switzerland, from Geneva to Graubünden.

From July 25 to August 1, 2026, experience a unique adventure: 508 km of non-stop running through sparkling lakes, deep forests, peaceful valleys and alpine passes. A total immersion in authentic Switzerland, crossing three linguistic regions and four river basins.