United MileagePlus

United MileagePlus is the frequent flyer program of United Airlines that allows members to earn miles for flights taken with United and its partner airlines. Members accumulate these miles when they travel, which can later be redeemed for free flights, upgrades, and other travel-related rewards. The program also offers benefits like priority boarding, access to airport lounges, and special promotions based on a member's status level, which is determined by the number of flights or miles flown in a year. Overall, it's designed to reward loyal travelers and enhance their travel experience.