Nestled in the heart of sunny northern San Diego, SpringHill Suites San Diego Oceanside/Downtown is a top choice for travelers in Oceanside Harbor. Our newly renovated hotel is seven and a half miles from McClellan/Palomar Airport and offers convenient access to Camp Pendleton and the Oceanside and Carlsbad Business Parks, home of North County Transit, Genentech, TE Connectivity, Thermo Fisher, ViaSat, TaylorMade Adidas and Callaway Golf.