Starting early Wednesday, United customers won't be able to book flights and access other services as the airline upgrades ...

The aim of the move is to improve reliability. United, the largest U.S. airline by fleet size, with 1,000 aircraft, has been ...

In the past, it would often take an hour for a travel agent and airline representative to reserve a seat on an airplane due to paperwork and manual labor. Thankfully, those days are long gone. Airline ...