Here you can get the contact details of\u00a0United Airlines London Office\u00a0which includes phone number, fax, address, email and working hours. With these contact details you can get help from United Airlines in booking, ticketing, baggage, lost & found, check-in and other related travelling matters. Some information about United Airlines is also provided at the end of contact details of United London Office like phone number, address, email, fax, and working hours. United Airlines London Detal There is only one office of United office in London. It can be used to make booking, reservations, enquire flights and to get other information related to traveling with United Airlines. The contact details of the office are given below which consists of phone number, fax, email and opening hours. Read More United Airlines Istanbul Office United Airlines London Reservation Office: Reservations: 0845-607-6760 0207-136-0582 0845-607-0777 (United BusinessFirst\u00ae) Working Hours: 8:00 a.m. \u2013 10:00 p.m., daily MileagePlus Service Center: 0207-365-1859 Working Hours: Monday \u2013 Friday, 7:30 a.m. \u2013 5:30 p.m. About United Airlines United Airlines, Inc., commonly referred to as United, is a major American airline headquartered in Chicago, Illinois. It is the world\u2019s largest airline when measured by number of destinations served, and the second largest when measured by scheduled passenger-kilometres flown. United operates a comprehensive domestic and international route network, and has significant presence in the Asia-Pacific region. In the late 1920s, just prior to the use of the United Airlines name, The Boeing Company, currently one of the world\u2019s largest aircraft manufacturers, operated a predecessor airline. United was previously known as United Air Lines (UAL).