Santander Airport, officially Seve Ballesteros–Santander Airport, is an international airport near Santander, Spain and the only airport in Cantabria. In 2018 the airport handled 1,103,353 passengers and 11,258 flights, far more than in 1995 when it handled only 180,000 passengers. Since then, the traffic has declined following the trend in Spanish airports and the decrease in operations by some of the companies.

Santander is the capital of the autonomous community of Cantabria, Spain. It has a population of 172,000 (2017). It is a port city located in the northern coast of the Iberian Peninsula, facing the Cantabrian Sea.