If you travel by car, take the Kursaal Congress Center as a reference point.
If traveling by plane, you can land at Bilbao – Loiu airport, San Sebastian – Hondarribia aiport, or Biarritz airport.
From Loiu-Bilbao airport, there is a bus every half hour (www.pesa.net) to San Sebastian´s Bus Station, with takes you to the city in just over an hour. From Biarritz Airport, there are direct buses (www.pesa.net) to San Sebastian´s Bus Station.
From Hondarribia, you can take a taxi or the E21 Hondarribia-Aeropuerto-Donostia bus in front of the airport (it departs every hour or hour and a half). This will take you to the Bus Station, which is just a 7-minute walk from Arrizul Congress Hotel.
Both the train station and the nearby bus station are within walking distance of the hotel.