University students holding the ESN card (Erasmus Student Network) get 15% off national and international routes. Simply ask for your card at any ESN office.

Once you have your card, begin the purchase process and enter the ESN22 code into the “Promotional codes/Passes” section of the search feature.

When boarding, you must show the driver the ESN card that verifies that you are entitled to the discount.


  • Only valid for Regular class services
  • The ESNcard costs €10.
  • For Erasmus students only.
  • Does not apply on international routes.

If you do not find what you are looking for, contact us (in Spanish)