Source: Motorman's Mistake, Over-Correction To Blame For Blue Line Derailment Near O'HareThe derailment of a CTA Blue Line train near O'Hare International Airport on Wednesday seems to have been the result of operator error, sources said, after the motorman apparently made a minor operating mistake, and over-corrected.
Aerodata Computer Glitch Causes Flight Delays For Several AirlinesTechnical issues with a software system called Aerodata caused delays for several airlines nationwide Monday morning.
Architect Jeanne Gang's Team Chosen To Design Centerpiece Of $8.5 Billion O'Hare ExpansionChicago architect Jeanne Gang has been chosen to lead the design and construction of the centerpiece of a massive expansion of O'Hare International Airport.
Two Planes Nearly Collide In Close Call Near O'HareInvestigators at O'Hare International Airport are trying to figure out how two planes nearly collided Friday around noon.
Alaska Airlines Flight From Chicago Diverted Due To OdorAn Alaska Airlines flight from Chicago to Seattle was diverted to the Minneapolis-St. Paul airport Wednesday because of an odor that made several people onboard sick.
50+ MPH Winds Overturn Semis, Blow Roofs Off BuildingsHigh winds topped 50 miles per hour across the region Sunday, with some locations reporting gusts of more than 60 miles per hour.
More Than 300 Flights Out Of O'Hare, Midway Canceled SundayHundreds of flights out of Chicago's O'Hare and Midway airports have been delayed or canceled Sunday.
Norwegian Launching Budget Flights From Chicago To Barcelona This SummerNorwegian will introduce new nonstop service from Chicago to Barcelona for the 2019 summer season.
FAA: Chicago's O'Hare Was Busiest Airport In U.S. Last YearUnited Airlines is the largest carrier at O'Hare and has been adding more flights from its hub at the Chicago airport to smaller cities throughout the Midwest.
Man Charged After Killing Girlfriend, Kidnapping 2-Year-OldDevon Charlton, 26, was arrested Thursday at O'Hare International Airport after his girlfriend was found strangled at an apartment on the 1400 block of East 70th Street.
Water Pours From Ceiling After Pipe Bursts At O'HareThe Chicago Department of Aviation said teams immediately responded to a burst sprinkler water pipe near baggage claim at Terminal 3 Thursday morning. 
More Than 1,600 Flights Cancelled At O'Hare And Midway AirportsFor the second day in a row, more than 1,600 flights have been cancelled at Chicago’s airports, amid a record-setting cold snap.
More Than 1,600 Flights Cancelled At Chicago's Airports Amid Brutal Cold SnapAmid record-breaking cold in Chicago, airlines have cancelled hundreds of flights at O'Hare and Midway airports on Wednesday.
More Than 450 Flights Cancelled At O'Hare And MidwayAs a deep freeze descends on Chicago, hundreds of flights have been cancelled at O’Hare and Midway airports, a day after airlines cancelled more than 1,400 flights.
1,400 Flights Canceled At O'Hare And Midway Amid Heavy SnowHundreds of flights have been cancelled at Chicago’s airports on Monday, amid a winter storm that dumped several inches of snow.