Las Vegas is the largest city in the state of Nevada. It is the county seat of Clark County, Nevada. It is also the 28th most populous city in the U.S. with a city population of 567,641 (as of 2009). Las Vegas is known around the world for its resorts, gambling, shopping and dining and it calls itself the Entertainment Capital of the World.https://www.thoughtco.com/geography-of-las-vegas-nevada-1435733.
New York City (NYC), often simply called New York, is the most populous city in the United States. With an estimated 2019 population of 8,336,817 distributed over about 302.6 square miles (784 km2), New York City is also the most densely populated major city in the United States. Located at the southern tip of the State of New York, the city is the center of the New York metropolitan area, the largest metropolitan area in the world by urban landmass http://demographia.com/db-worldua.pdf.
According to distance.tohttps://www.distance.to/New-York/Las-Vegas, the shortest airline distance between New York and Las Vegas is 2,230.61 miles (3,589.82 km). A typical commercial passenger jet cruises at a speed of about 400 – 500 knots which is around 460 – 575 mph. Generally speaking, the higher the aircraft flies, the faster it can travel. https://www.flightdeckfriend.com/ask-a-pilot/how-fast-do-commercial-aeroplanes-fly. Landing and takeoff need more time so to fly from New York to Las Vegas take about 5-6 hours. If you do a search on Skyscannerhttp://skyscanner.com/, you can find direct routes with flying time from 5h30 to 5h50.