FlightNuts is a site where travelers can buy, sell, trade, swap, barter, gift or donate frequent flyer miles, rewards points, flight vouchers, free tickets, and other types of travel credits. Users can easily buy United miles, buy Southwest points, and buy SkyMiles. FlightNuts is a great way to book cheap international flights and cheap domestic flights for less than going rates, trade miles you don't need for miles you do need, and turn extra frequent flyer miles into cash. For travelers looking to buy frequent flyer miles, FlightNuts features listings from travelers looking to sell American Airlines AAdvantage miles, sell Southwest Rapid Rewards points, sell Delta SkyMiles, sell United Mileage Plus miles, sell British Airways Avios, sell Virgin America Elevate miles, sell Virgin Atlantic Flying Club miles, sell JetBlue TrueBlue miles, and sell US Airways Dividend Miles.