The Island Princess receives generally positive reviews for its service, entertainment, and unique itineraries, especially for destinations like the Panama Canal and Alaska. Many guests praise the friendly and accommodating staff, comfortable cabins, and enjoyable excursions. However, there are recurring criticisms regarding the ship's aging condition, inconsistent food quality, high extra charges, and disappointing internet connectivity. Some guests also mention issues with crowded spaces and occasional disorganization with excursions. Overall, the cruise offers a memorable experience, but there are areas that could be improved to meet the high expectations set by Princess Cruises.