Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Estación Kalea | Castro Urdiales | No tags | ||||
| Bus | Estación Kalea | Castro Urdiales | No tags | ||||
| Bus | Estación Kalea | Castro Urdiales | No tags | ||||
| Bus | Estación Kalea | Castro Urdiales | No tags | ||||
| Bus | Estación Kalea | Castro Urdiales | No tags |
Compare 2 ways to go from Irun to Castro Urdiales
Among the sustainable travel choices, the carpool stands out as the good way to reach Castro Urdiales. The journey takes about 1 hour 10 minutes and with fares starting at just $9, it presents an excellent value for a comfortable ride.
| Average Price | Average Duration | CO₂ emissions | Actions | |
|---|---|---|---|---|
| Average Price$20 - $20 | Average Duration2h 20m | 3kg CO₂e | ||
Carpool | Average Price$9 - $13 | Average Duration1h 10m | 5kg CO₂e |
Where are the popular stops in Irun and Castro Urdiales?
Stops in Irun
- A
Estacion Autobus Renfe Kalea
Estación Renfe Kalea, 20301 Irun, Gipuzkoa, Spain - B
Dazzirun at San Juan Arria Plaza - Irun
Plaza de San Juan 2 (Dazzirun), 20304 Irun, Spain - C
Maldaburu Bidea
Maldaburu Bidea, 10A, 20180, Gipuzkoa, Spain
Stops in Castro Urdiales
- A
Terminal de Autobuses de Castro-Urdiales
Calle Leonardo Rucabado, 42, 39700 Castro Urdiales, Cantabria, Spain
Compare bus companies
Based on 60838 reviews, the company was rated 4.3 stars on Busbud. Travelers were especially satisfied with the ticket access and the staff but often complained with the wifi. ALSA ticket prices on this trip start at $20
Frequently asked questions about traveling from Irun to Castro Urdiales by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Irun to Castro Urdiales?
The cheapest bus tickets from Irun to Castro Urdiales start from $20. The average price for this route is around $20. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Irun to Castro Urdiales?
The average bus trip duration from Irun to Castro Urdiales is 2h 20m, covering a distance of 72 miles (115 km). The quickest bus can get you there in 2h 20m and is operated by ALSA.
Which bus companies service the Irun to Castro Urdiales route?
Several major train operators operate on this route with 2 trains available per day.
What is the earliest and latest departure time for the bus from Irun to Castro Urdiales?
The earliest bus departs from Irun to Castro Urdiales at 1:30pm. And the latest bus departs at 8:30pm.
What are the CO₂ emissions for the bus trip from Irun to Castro Urdiales?
A bus trip from Irun to Castro Urdiales generates an estimated 3 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Irun to Castro Urdiales was searched and found on Nov 30, 2025 with a price of $15To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Irun to Castro Urdiales, as early as possible.
You can expect to pay from $15 to $15 for a bus ticket from Irun to Castro Urdiales based on the last 2 days. You can expect to find the cheapest price for the trip at $15 which is on 2025-11-30.
