A good old-fashioned turf war is brewing between two major airlines at Chicago's O'Hare Airport. Why it matters: The feud ...

American Airlines is now suing the City of Chicago, arguing a plan to hand over roughly six O'Hare gates to archrival United ...

United and American Airlines are clashing in court over gate assignments at O’Hare. Here's how a 2018 lease deal set the ...

The lawsuit claims the city of Chicago has breached the Airline Use and Lease Agreement and would give United Airlines five ...

Data includes full flight itineraries, passenger name records and financial details which are otherwise hard to obtain.

Scott Olson/Getty Images file photo Share United Airlines has filed a motion to intervene in a lawsuit that American Airlines filed against the City of Chicago over an alleged breach of a lease ...

In his memo to employees, Hart points to the gate reallocation as a sign of United’s continued growth in Chicago. After ...

Two United Airlines planes clipped wings at San Francisco International Airport early Tuesday morning while preparing for ...

United shareholders like the sound of that a lot, though, and United stock is up 2.1% as of 11:20 a.m. ET Monday. Curiously, ...

Airline miles and credit card rewards are now a cornerstone of the airline business' profits. But frequent flyers are seeing ...