Port de Lers
The Port de Lers is a mountain pass in the French Pyrenees in the department of Ariège, between the communities of Aulus-les-Bains, Massat and Vicdessos.
Details of climb
Starting from Vicdessos, the climb is long. Over this distance, the climb is , with the steepest section being at 10.9%.Starting from Massat, the climb is long. Over this distance, the climb is , with the steepest sections being at 8.9%.
Appearances in Tour de France
The Port de Lers was first used in the Tour de France in 1995, since when it has featured seven times, most recently in 2024.| Year | Stage | Category | Start | Finish | Leader at the summit* |
| 2022 | 2022 Tour de France, Stage [12 to Stage 21#Stage 16|16] | 1 | Carcassonne | Foix |  Simon Geschke.png" /> Simon Geschke|GER |