The most important roads that cross the Montsiá, are the A-7 Highway and the N-340 that bind with Barcelona, Tarragona and Valencia and the N-230 that connects it with Lleida. Moreover, the railway line also crosses the region, from Barcelona to Valencia, There is one railway station in Ulldecona, another in Amposta and the most important in Tortosa (Baix Ebre).
