Mackinac Island Vacation Packages - All Inclusive Travel with Flight & Hotel Deals 2026

June to October is the peak tourist season and many people go to Mackinac Island for the summer. June is the lilac blooming season, and it is spectacular to watch horse drawn carts filled with lilacs, parading along the streets and boulevards. October is when the island is at its most beautiful; an idyllic setting of traditional housing, lake and red autumn leaves. For those who like going outdoors and sports in winter should consider Mackinac Island because its winter is like a white world, rich and full.