How far is Castro Urdiales from Irun?

The distance separating Castro Urdiales and Irun is 72 miles (116 km).

What are the departure and arrival stations when taking the bus from Castro Urdiales to Irun?

Most of the buses traveling from Castro Urdiales to Irun leave from Terminal de Autobuses de Castro-Urdiales and arrive at Estacion Autobus Renfe Kalea. These are the main departure and arrival locations on this route, but you can also find other options that could better fit your plans.

Bus Castro Urdiales to Irun from $15 | Refundable Tickets

Next bus departures

Next departures for Castro Urdiales to Irun on November 16
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Bus	7:45pm	Castro Urdiales	2h 15m	10:00pm	Estación Kalea	CheapestFastest

Last refresh of the prices: Last Sunday at 11:45 AM CET.

Compare 2 ways to go from Castro Urdiales to Irun

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as the good way to reach Irun. The journey takes about 1 hour 30 minutes and with fares starting at just $9, it presents an excellent value for a comfortable ride.

4carpool per day

1h 30mAverage Duration

72 milesDistance

5kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$21 - $26	Average Duration2h 15m	CO₂ emissions 3kg CO₂e
Carpool	Average Price$9 - $19	Average Duration1h 30m	CO₂ emissions 5kg CO₂e

Compare bus companies

ALSA

4.5/560,756 reviews

Staff4.7

Timeliness4.4

Cleanliness4.7

Wifi3.5

Based on 60756 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 $21

ES bus companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Rede Expressos, Trenitalia

Where are the popular stops in Castro Urdiales and Irun?

Stops in Castro Urdiales

A - Terminal de Autobuses de Castro-Urdiales

Stops in Irun

A - Estacion Autobus Renfe Kalea

B - Dazzirun at San Juan Arria Plaza - Irun

C - Maldaburu Bidea

Frequently asked questions about traveling from Castro Urdiales to Irun by bus

How far is Castro Urdiales from Irun?
What are the departure and arrival stations when taking the bus from Castro Urdiales to Irun?

Find cheapest prices for buses

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

Best price found

11/13

No data

11/14

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Today

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11/16

$15

11/17

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11/18

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11/19

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11/20

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The cheapest trip from Castro Urdiales to Irun was searched and found on Nov 16, 2025 with a price of $15

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

You can expect to pay from $15 to $15 for a bus ticket from Castro Urdiales to Irun based on the last 2 days. You can expect to find the cheapest price for the trip at $15 which is on 2025-11-16.