The 1926-founded United Airlines has a long history of mergers and acquisitions, which includes the 2010 purchase of Continental Airlines. One of the biggest airline alliances in the world, the Star Alliance, includes the airline. United Airlines' first-class boarding areas The United Airlines Denmark Office is a fantastic resource for any information about the airline and its schedule domestically and internationally and is known for its hassle-free customer support personnel.
https://www.livetravoairlines.com/united-airlines/united-airlines-reservation-office-in-denmark/