Arco is the designation for two long distance trains running on the conventional network in the north of Spain. The train consist of two portions: one from Irun to A Coruna, the other from Bilbao to Vigo. Between Miranda de Ebro and Ourense, these two portions run combined. The train is 2nd class (Turista) only and consists of older, air-conditioned carriages with an open-plan seat arrangement. The portion from/to Irun also conveys are bistro compartment.
Irun - A Coruna | Bilbao - Vigo