THE FLAG HOTEL Marbella, Estepona Adult Recommended

Below the old town of Estepona, on Calle Trajano sixteen blocks from the seafront promenade, The Flag Hotel targets adults only and earns a 9.2 rating across 1,340 reviews. Rooms come with balconies, soundproofing, and kitchenettes equipped with oven, dishwasher, and stovetop — practical for longer Costa del Sol stays.

The spa anchors the wellness offer: sauna, steam room, Turkish bath, and a full treatment menu running from couples' massage to body wraps. An outdoor pool, private beach area with loungers and umbrellas, plus tennis court and fitness classes round out the activity list. Golf courses sit within two miles.

Estepona's Saturday market on Calle Castillo and the painted street murals of the casco antiguo are both under ten minutes on foot. Airport shuttle runs to Málaga–Costa del Sol, roughly 80 km east.