Cheap flights to Vegas McCarran International Airport (LAS) in Nevada are often harder to come by than people think. However, there are deals out there if you know where to find them.
If you are traveling to Las Vegas from inside the USA, check the websites of airlines like Southwest, Virgin America, and JetBlue. They often have the best domestic deals on cheap flights to Vegas.
If you are visiting the USA from outside of the country and need an international flight to Las Vegas, check for seasonal sales and package offers.
Airlines like Air Canada, British Airways, and Virgin Atlantic often have flight sales that offer cheap flights to Vegas from London, Toronto, Vancouver, and other cities. They also have hotel and flight packages where you can save money on the combination of the two.