Find coaches from San Sebastian to Castro Urdiales

Next departures

Next departures from San Sebastian to Castro Urdiales on 31 October
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
ALSA
Donostia
Castro UrdialesCheapestFastest
ALSA
Donostia
Castro UrdialesNo tags

Last refresh of the prices: Last Monday at 6:48 PM CET.

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Compare 2 ways to travel from San Sebastian to Castro Urdiales

busbud logoWe recommend carpooling

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.

2carpool per day
1h 30mAverage duration
101 kmDistance
4kgCO₂ emissions
Bus
Average priceUS$19 - US$19Average duration1h 50m
3kg CO₂e
Carpool
Average priceUS$8 - US$17Average duration1h 30m
4kg CO₂e

Bus San Sebastian to Castro Urdiales: Trip Overview

Average ticket priceUS$19
Average bus trip duration1h 50m
Number of daily buses1
Earliest bus departure14:10
Distance100 km
Latest bus departure21:00

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. How much does a bus ticket from San Sebastian to Castro Urdiales cost?

    The bus ticket price from San Sebastian to Castro Urdiales starts at US$19. The best way to find cheap bus tickets from San Sebastian to Castro Urdiales is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

  2. How long is the bus ride from San Sebastian to Castro Urdiales?

    The average travel time between San Sebastian and Castro Urdiales is around 1h 50m, although the fastest bus will take about 1h 50m. This is the time it takes to travel the 101 km that separates the two cities.

  3. How many daily bus connections are there between San Sebastian and Castro Urdiales?

    The number of buses from San Sebastian to Castro Urdiales can differ depending on the day of the week. On average, there are 1 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from San Sebastian to Castro Urdiales by comparing and selecting the bus that fits your travel style and budget on Busbud.

  4. Which bus companies travel from San Sebastian to Castro Urdiales?

    When taking the bus from San Sebastian to Castro Urdiales, you can travel comfortably and safely with ALSA.

  5. What are the departure and arrival stations when taking the bus from San Sebastian to Castro Urdiales?

    Buses travelling between San Sebastian and Castro Urdiales leave from Donostia or Pío XII and arrive at Terminal de Autobuses de 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
28/10
US$13
29/10
US$13
Today
US$14
31/10
US$14
01/11
US$14
02/11
US$14
03/11
US$14
04/11
US$14
busbud logoThe cheapest trip from San Sebastian to Castro Urdiales was searched and found on 28 Oct 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$14, which is on 2025-10-31.

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

Why choose Busbud?

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