There are tons of little beaches to choose from with enormous waves when the surf is up!
Many people start their trip in Honolulu and get over their jet lag on Waikiki Beach. Diamond Head is a great warm-up hike, and Waikiki is a great place to take a beginner surf lesson. Solo travelers will have an abundance of coffee shops, breweries, yoga studios, and healthy restaurants with nice communities. This friendly atmosphere is perfect for meeting people. Consider visiting Pearl Harbor National Memorial. I rented a car on Turo and drove around the island of Oahu to the famed “North Shore”.  There are tons of little beaches to choose from with enormous waves when the surf is up!