| Wasserfluh Pass | |
| Elevation M: | 848 |
| Location: | Switzerland |
| Coordinates: | 47.3259°N 9.1141°W |
Wasserfluh Pass (el. 848 m.) is a mountain pass in the canton of St. Gallen in Switzerland.
It connects Lichtensteig and Brunnadern. The pass road has a maximum grade of 10 percent and an elevation gain of 345 m.
Overlooking the pass are the ruins of Neu-Toggenburg castle (47.3296 9.1127), built by the counts of Toggenburg in the late 12th century (excavated 1937/8).[1]