If you visit from 8 a.m. to 12:45 p.m. and after 3:15 p.m. any day of the week, entry is free. From 1 to 3:30 p.m. any day of the week, entry requires a donation of your choice. To get to the top of the roof or into the choir, it'll cost you 3 euros extra ($3.40). The closest metro stop to La Seu is Jaume I.