Lisbon is very close to the ocean. It's basically about 2535 meters from the ocean depending on where you measure to the exact coastline.
If you're driving to a town near the beach or coastline, you could try São Jorge de Arroios.
How far is Elko, NV from the ocean
How far is Morgantown from the ocean
How far is Cayucos from the ocean
How far is Newport from the ocean
How far is Boise from the ocean
How far is Tacoma from the ocean
How far is Muir Beach from the ocean
How far is Eureka, CA from the ocean
How far is Corpus Christi from the ocean
How far is Interlaken from the ocean