Regarding banking options available for international students that offer good conditions, you should check out Santander Bank. 

Santander Bank has offices in both Universities, Complutense (Avda. Complutense) and Carlos III (building  15). To set the account is free and it does not have maintainance fees including closing your account after the program.

Other conditions: 

  • Free money transfers online inside Spain
  • Free debit card
  • It´s free to get money on ATMs
If you are a UC3M student, you will only need your passport and acceptance letter from the University to open your account.
If you are a UCM student, you will need your passport, a letter from the housing wich will be provided by the housing coordinator or a rent contract, the acceptance letter from the University and 30€ to open your account.