Las Vegas is experiencing a tourism boom, fueled by a convergence of international visitors from the United States, Australia, the United Kingdom, Canada, and Mexico. This influx is centered around the NRL's 2026 triple-header at Allegiant Stadium, which has transformed the city into a week-long international sports and tourism festival. The event is a significant economic driver, with global sporting events becoming critical for the destination's recovery from recent tourism fluctuations. The triple-header is just the headline act, with the real story lying in the impact on airlines, hotels, and visitor spending. Official Las Vegas tourism statistics show that international visitors spend significantly on lodging, dining, and entertainment, with Australia and the UK among the highest per-capita spenders. The event also strengthens trans-Pacific, transatlantic, and North American route economics, with airlines like Qantas, American Airlines, and British Airways expanding connectivity. Hotels, including Hilton, Marriott, MGM Resorts, and Caesars, experience room-rate surges during large sporting events, and the NRL week drives non-room revenue, with food and beverage outlets, entertainment residencies, and cultural showcases attracting international fans. The event also encourages longer stays, benefiting attractions like the High Roller observation wheel and Cirque du Soleil shows. For travelers, early booking is essential, with flight planning tips and hospitality strategy recommendations. The convergence of these countries around one stadium underscores the power of sports tourism, and Las Vegas is positioning itself as the world's new sports capital, diversifying its sports calendar and driving economic growth.