Vega de Pas is a municipality in the autonomous community of Cantabria, in northern Spain. It is one of the municipalities that make up the Pas Valley area of Cantabria.
The municipality is located in the inland, mountainous part of Cantabria. Its name is shared with the Pas River, which flows through the valley in which the municipality sits.
Vega de Pas is known within Cantabria as a centre of traditional mountain culture and livestock farming. It is particularly associated with the Pasiego way of life, a transhumant pastoral tradition of the Cantabrian mountains, and with the making of the local cheese known as quesada pasiega.