United Airlines will offer double-daily flights to Chicago O’Hare each day except Tuesday and Saturday – and daily flights ...

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

United is the only US Big Three carrier to have fewer European services in the peak summer. See why.

Beginning Wednesday, United Airlines will operate out of five additional gates at Chicago O’Hare International Airport. American Airlines will lose four. The shift in gates is the result of a “use it ...