This week, we found rock-bottom rates on economy flights to Tahiti, the largest island in French Polynesia, from the fall of 2026 through the spring of 2027. These months fall in the island's shoulder season and rainy season, making it a great time to save money at world-class resorts and experience Tahiti without the crowds — as long as you don't mind the occasional shower.Even better, you can save a few thousand more points on your flight by t…