Walking in Castelldefels can be a convenient way to explore certain areas, particularly in the town center and along the beachfront. The town features pedestrian-friendly zones and well-maintained sidewalks, making it accessible for those on foot. However, distances between some attractions or residential areas and key destinations may require more time and effort, especially in the warmer months when the Mediterranean climate can make walking less comfortable. While walking is a pleasant option for shorter trips or leisurely strolls, it may not always be the most practical choice for covering longer distances within the area.

Cycling in Castelldefels is supported by a bike-friendly environment with flat terrain and well-maintained cycling paths, making it convenient for getting around. The town’s compact layout and proximity to key destinations, such as beaches and local attractions, make biking an efficient option. The infrastructure supports cyclists with dedicated bike lanes and connections to nearby areas. The mild weather conditions further enhance the experience, ensuring comfortable rides throughout much of the year.

Public transportation in Castelldefels integrates seamlessly with the larger Metropolitan Area of Barcelona network, offering convenient access to nearby areas. The town is served by train services, including the R2 line, which connects Castelldefels to Barcelona. Buses also operate locally and regionally, with night bus options available for late travel. While there is no metro in Castelldefels, the integrated fare system allows seamless transfers between buses, trains, and other transport modes. The town’s infrastructure supports public transit well, making it a practical choice for getting around, especially for those traveling to and from Barcelona.