Hawaii is generally a safe destination for solo female travelers. The locals are typically welcoming and friendly towards visitors. Honolulu, in particular, is known for its good safety record. However, as in any travel situation, it's important to remain vigilant especially when exploring more isolated areas or when out at night. To ensure your safety, always use common sense precautions like sharing your itinerary with someone, not displaying large amounts of cash, and researching areas before visiting.