Black Friday has its own significance as it do affects the airfares of United Airlines just like any other US based airline. You can definitely avail the benefits of booking flight tickets during the Black Friday sales, through which you can get the air tickets at a cheaper price. United Airlines flights deals are not something you can easily spot down but when you get an opportunity like that, you must make sure you make full use of it and travel at a discounted airfare with the United Airlines.