Sleepcations are the hottest travel trend of 2025, with more travelers seeking rest-focused getaways. Top destinations include Split, Croatia, for ocean serenity; Canmore, Canada, for crisp mountain air; and Andorra la Vella for tranquil valley views. In the U.S., Leavenworth, WA, Mammoth Lakes, CA, and Pigeon Forge, TN, offer peaceful retreats. With wellness-driven stays, fresh air, and quiet surroundings, these locations promise deep, restorative sleep. KAYAK’s new Sleepcation filter helps travelers find the perfect restful escape.