Buses to Castro Urdiales: Compare all routes & best deals

To travel, you need to present your ticket (digital or printed) and the identification document you used to identify yourself as a passenger at the time of purchase. If you have applied any discount to the purchase, you must present the corresponding supporting documentation.

You can carry one suitcase or backpack of up to 20 kg for free. If you need to add extra luggage, you can add up to 25 kg in a single item, starting from €5 per journey.

Additionally, inside the bus, you can carry one small accessory or handbag for free, which must fit in the overhead compartments above the seats.

Yes, you can take bicycles on the bus. This service has a supplement of €10. Bicycles must be packed in a bag suitable for transport. We recommend that the front wheel of the bicycle be disassembled and packed in the bag.

Cardboard box packaging will not be accepted, only transport bags. We have bike covers available for only €15; ask at the ticket office of your nearest point of sale. Remember to arrive at least 15 minutes before departure. Check all the details.

Yes, pets can travel on the bus, on Comfort and Supra buses, but they cannot travel on double-decker buses.

The animal must travel in its own carrier in the bus's luggage hold. Check for more details about the conditions.

Yes, there are buses that offer adapted spaces for people with reduced mobility in wheelchairs (PMRSR).

It is necessary to book these spaces more than 36 hours in advance to ensure their availability. Check all the details .

Online. Through the official Alsa website (www.alsa.es) or its mobile app.

At bus stations where Alsa has a ticket office and/or self-service ticket machines.

At Alsa, we offer various payment options that may vary depending on the amount and the service.

Generally, you can always pay with a credit/debit card and with your Alsa Plus balance through all our sales channels (website, app, ticket offices, and self-service machines).

Additionally, you can also pay with cash at our ticket offices and at most of our self-service machines. On our online channels, we often accept payments with Apple Pay, PayPal, and Bizum.

Generally, you can buy your ticket up to 6 months in advance. For high-demand routes (holidays, long weekends), it's recommended to buy it as far in advance as possible to secure your seat and also benefit from better prices.

It's not necessary to print your ticket. Alsa allows you to travel by presenting your ticket in digital format on your mobile device (phone or tablet).

The possibility of changing or canceling a ticket, as well as the conditions and possible charges, depend on the fare you purchased.

You can manage changes and cancellations through the Alsa website, the mobile app, at ticket offices, or by calling customer service.

Yes, if you arrive late for the bus and it has already departed, you lose the right to travel with that ticket and you won't be entitled to a refund. It's essential to be at the station or bus stop with enough time.

If you're not going to arrive, change or cancel your ticket. Many Alsa tickets can be changed or canceled up to two hours before departure. If you're an Alsa Plus member, you have better change and cancellation conditions .

It is recommended to arrive at the station or bus stop 15 minutes before departure time. For international routes or during peak periods, it is advisable to arrive 30 minutes before departure time.

We regret that our service did not meet your expectations and understand how annoying it can be when schedules are not met as planned.

Although we make every effort to maintain our schedules, sometimes external factors such as traffic or the number of stops can affect transit and arrival times.

If the delay is significant or due to a reason for which Alsa is responsible, please let us know through our contact channels and we will get in touch with you.

The suspension or cancellation of your trip is not something that usually happens, but it is true that there may be specific and exceptional situations where it may occur.

If your bus is canceled, Alsa may have contacted you to inform you of this and how to proceed. If not, and your trip has been canceled, please contact us through Customer Service so we can help you immediately.

You must contact us as soon as possible using the lost & found goods form , providing all the details of your item and where you lost it. We will do our best to find it and will contact you with all the information we have so you can recover it!

You can contact Alsa through our contact forms . We'll answer all your questions and resolve any issues you may have.