Securing economy plus seats on United Airlines is relatively simple. These seats can be selected during the booking process or added later through the United app or website. MileagePlus members with elite status may receive complimentary access or discounted upgrades, depending on their tier. For those without status, a small fee applies—pricing varies based on the route and demand. R... https://airlines-office.com/blog/economy-plus-seats-on-united-airlines/