Furnished Apartments For Rent In San Sebastian . A rental apartment in this section of town is on the average $1,337. Two bedroom one bathroom, living room, dining room, terrace and a very nice garden. Large Bedroom full furnished 10 mins from the centretown Room for from erasmusu.com Furnished flats fully equipped with all necessary electrical household appliances and mod cons. The average home rent in this neighborhood is $3,763. Our handpicked quality apartments will make you feel like at “home” in san sebastian.