United Airlines was forced to issue a nationwide ground stop for its entire fleet after a fire alarm sounded at its ...

"A fire alarm sounded at our operations center, which caused employees to move to our nearby backup facility and resulted in ...

Mainline United Airlines flights were briefly halted nationwide due to a fire alarm at a suburban Chicago facility on ...

United Airlines temporarily halted all mainline flights across the USA due to an emergency fire alarm at its Chicago-area ...

A fire alarm at United Airlines headquarters at the Willis Tower in Chicago sparked a nationwide ground stop for all United flights on Thursday.

United Airlines faced a temporary disruption. A fire alarm at the Chicago operations center caused a nationwide ground stop.

United Airlines says a fire alarm at the company’s operations center led to a brief nationwide ground stop of all United ...

All flights at Denver International Airport were on a ground delay Thursday as thunderstorms swept across the state, ...

United Airlines said Tuesday it repaired a technology glitch that had forced it to halt departures nationwide, briefly crippling one of the nation's biggest carriers on a busy travel day.

United Airlines said Tuesday it repaired a technology glitch that had forced it to halt departures nationwide, briefly crippling one of the nation's biggest carriers on a busy travel day.