100K
Half Marathon
10K
✓ Open
Bieler Lauftage
Biel/Bienne, Bern - Switzerland
About This Race
The famous Biel/Bienne Running Days featuring the legendary 100km ultramarathon, known as the night of nights. One of the most prestigious 100km races in Europe, held overnight from Friday to Saturday in early June. A must-do for ultra runners.
The Course
Night ultramarathon through Swiss Mittelland countryside between Biel and Kirchberg
Race Details
Terrain
Road
Elevation
Rolling
Participants
8,000 participants
Distances
100K, Half Marathon, 10K
What to Expect
The legendary night of nights - an overnight 100km ultramarathon through the Swiss countryside. One of the most iconic and historic ultra races in Europe since 1959.
Highlights
Legendary 100km night race
Running through the night
One of Europe oldest ultras
Relay options available
Swiss ultra running tradition
Race Information
Cutoff Time
18 hours
Typical Weather
Mild early summer, 10-22C, pleasant night temperatures
Established
1959
Tags
Ultra Marathon
Night Run
100K Classic
Summer
Legendary
Overnight