Bus Tickets from San Sebastian to Castro Urdiales

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TodaySep 1
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from US$19
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Cheap buses leaving Wednesday

One passenger / one way

  • This trip is recommended because it is the: Cheapest + Fastest
    Departure time: September 3 at
    Departure city: San Sebastian
    Departure location: Donostia
    Arrival time: September 3 at
    Destination city: Castro Urdiales
    Destination location: Castro Urdiales
    Operated by: ALSAALSA
    Vehicle: BusDuration:
  • Departure time: September 3 at
    Departure city: San Sebastian
    Departure location: Donostia
    Arrival time: September 3 at
    Destination city: Castro Urdiales
    Destination location: Castro Urdiales
    Operated by: ALSAALSA
    Vehicle: BusDuration:

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Compare 2 ways to go from San Sebastian to Castro Urdiales

Bus
Average PriceUS$19 - US$19Average Duration1h 50m
3kg CO₂e5 out of 5 stars
Most eco-friendly
Carpool
Average PriceUS$8 - US$22Average Duration1h 30m
4kg CO₂e4 out of 5 stars
CheapestFastest
busbud logoBusbud recommends carpooling from San Sebastian to Castro Urdiales

Among the sustainable travel choices, the carpool stands out as a good way to reach Castro Urdiales. The journey takes about 1 hour 30 minutes, and with fares starting at just US$8, it presents an excellent value for a comfortable ride.

5carpool per day
1h 30mAverage Duration
US$8Cheapest ticket
4kgCO₂ emissions

Bus San Sebastian to Castro Urdiales: Trip Overview

Average Ticket PriceUS$19
Average Bus Trip Duration1h 50m
Number of daily buses1
Earliest bus departure2:10pm
Distance100 km
Latest bus departure9:00pm

San Sebastian to Castro Urdiales Bus

Busbud helps you find a bus from San Sebastian to Castro Urdiales. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.

We make it our job to connect you with the most dependable bus companies that cover bus service from San Sebastian to Castro Urdiales.

Whether it is cheap bus tickets or more luxurious buses going to Castro Urdiales from San Sebastian, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip San Sebastian - Castro Urdiales

  1. What is the travel distance from San Sebastian to Castro Urdiales?

    It's about 101 km (63 miles) from San Sebastian to Castro Urdiales.

  2. What are the departure and arrival locations for buses traveling from San Sebastian to Castro Urdiales?

    Buses departing from Donostia in San Sebastian will take you to Terminal de Autobuses de Castro-Urdiales in Castro Urdiales.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
08-30
US$14
08-31
No data
Today
No data
09-02
No data
09-03
US$13
09-04
US$14
09-05
US$14
09-06
US$14
busbud logoThe cheapest trip from San Sebastian to Castro Urdiales was searched and found on Sep 3, 2025 with a price of US$13

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Sebastian to Castro Urdiales, as early as possible.

You can expect to pay from US$13 to US$14 for a bus ticket from San Sebastian to Castro Urdiales based on the last 2 days. You can expect to find the cheapest price for the trip at US$13 which is on 2025-09-03.

About Bus Travel

Bus Travel Tips

Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between San Sebastian and Castro Urdiales!

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from San Sebastian to Castro Urdiales.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from San Sebastian to Castro Urdiales.

Make a music playlist for your bus ride from San Sebastian to Castro Urdiales, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

Will you be returning to San Sebastian by bus?

Bus from Castro Urdiales to San Sebastian

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