A United Airlines Boeing 777-300 aircraft suffered a mid-air fuel leak and was forced to make an emergency landing Monday, marking the fifth incident the airline reported in a little over a week.

A United Airlines flight traveling to San Francisco from Sydney was diverted on Monday, marking the airline's fifth flight issue in one week.

Two former employees have filed individual lawsuits against United Airlines, accusing the carrier of problematic behavior.

Already under scrutiny about a dog dying in an overhead bin and another dog being accidentally sent to Japan, United Airlines on Friday acknowledged its third animal-related mistake in a week.

(CNN) — A United Airlines flight was forced to return to Sydney just two hours into its nearly 14-hour journey to San Francisco, in the carrier’s fifth flight incident in seven days.

After a United Airlines flight attendant was hospitalized following an incident with an unruly passenger, union officials are renewing calls for federal action to protect the workers. The incident ...

A United Airlines flight that took off from the Hawaiian island of Maui late last year made a steep dive shortly after takeoff and came within 800 feet of the Pacific Ocean before regaining altitude.

A United Airlines flight from San Francisco to Taipei, Taiwan turned around hours into its journey due to a “disruptive passenger” on Thursday, the airline said. “Law enforcement officials ...

A United Airlines flight leaving Hawaii in December had a close call after flight data showed the plane took a dive and came within 800 feet of the Pacific Ocean. The incident happened on Dec. 18 ...

A United flight was diverted after a 'biohazard' incident. How do airlines handle cleaning the plane? Story by Korin Miller • 3mo ...