A new BCG report projects global leisure travel to triple by 2040, reaching $15 trillion—driven by rising domestic tourism and expanding middle classes in markets like India and Vietnam. India stands out with 12% annual domestic growth, fueled by Millennials and Gen Z seeking personalized, meaningful travel. Trends like bleisure, solo trips, and AI-assisted planning are reshaping global tourism, urging businesses to adapt for an experience-driven, tech-enabled travel future.