4 Unique Ways To Earn Miles With The United Airlines MileagePlus X App

The United Airlines MileagePlus X app is an additional way of earning United miles, in addition to traditional methods like booking travel or using an airline-co-branded credit card, like the United Airlines Quest Card. Users can earn miles on in-store and online purchases, such as dining, online shopping, last-minute hotel reservations, using featured apps, and buying eGift Cards.