United Airlines London Office: +1-855-590-0926

United Airlines London Office: +1-855-590-0926

The United Airlines London Office acts as a central location for booking tickets, customer service, and flight-related questions. The United Airlines UK establishment office is located at World Business Centre 1, Newall Road, Hounslow, London Heathrow Airport, TW6 2FA. It opened on October 1, 2009. United Airlines' headquarters are located at Willis Tower, Chicago, Illinois, United States. United Airlines flights from the United Kingdom depart from Heathrow Airport (LHR) in London and Edinburgh Airport (EDI).