1. General Overview of O Quy Ho Pass
This overview will provide information on the location, entrance costs, and the most efficient ways to reach the summit of O Quy Ho Pass.
1.1. Location
“O Quy Ho” Pass, also known as Hoang Lien Son Pass, or Cloud Pass, is a scenic mountain pass located along National Highway 4D. It marks the boundary between Lao Cai and Lai Chau provinces and lies about 15 kilometers northwest of Sa Pa town center.
O Quy Ho Pass sits at an elevation of over 2,000 meters above sea level and stretches for about 50 kilometers. The pass features winding roads that hug steep, rugged cliffs, offering both dramatic views and challenging terrain. It is also recognized as the longest mountain pass in Vietnam’s Northwest region.