American Airlines sued Chicago's Aviation Department, alleging a “gate redetermination” would give United Airlines five more ...

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

A legal battle playing out between American Airlines on one side and the city of Chicago and United Airlines on the other ...

An already fierce competition between United and American airlines for passengers at O’Hare International Airport has ...

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

CHICAGO (WLS) -- There's a battle brewing over airline gates at O'Hare airport. It's between United and American airlines.

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

United is seeking to intervene in American’s lawsuit against the city ... at O’Hare while American claims 35% of O’Hare take-offs. Both airlines say they expect their O’Hare operations ...