The flight time from Denver to Las Vegas can vary depending on the specific flight route, weather conditions, and the airline. On average, a nonstop flight from Denver International Airport (DEN) to McCarran International Airport (LAS) in Las Vegas typically takes approximately 1 hour and 30 minutes to 1 hour and 45 minutes. Please note that these are approximate flight times, and the actual duration of your flight may vary slightly. Factors such as wind speed and direction can impact the flight time. Additionally, if you have a connecting flight with a layover, the total travel time will be longer. https://www.flysair.com/flights-from-denver-to-las-vegas