The FBI says Everett Chad Nelson attacked a sleeping passenger on his flight Monday. The assault appeared to be sudden and random.

Flight attendants are demanding significant double-digit base pay increases, compensation for time at work outside of flights, schedule flexibility and more.

Flight UA1196 encountered "a brief period of severe turbulence" Wednesday afternoon, United Airlines said in a statement.

A United 757 plane lost one of its main landing gear tires as it took off from Los Angeles International Airport Monday morning, the airline said.

Pioneering pilot Capt. Theresa Claiborne has retired after 43 years of flying, first in the U.S. Air Force then as a Captain at United Airlines.

The DOJ noted that the passenger threatened to "mess up the plane" amid the altercation.

United Airlines is offering a 13% discount on certain flights booked April 19 in tandem with the new Taylor Swift album, "The Tortured Poets Department."

United Airlines has announced it will allow groups up to five people on a MileagePlus account to share and redeem miles.

A United flight lost one of its tires after taking off from San Francisco on Thursday, causing the Japan-bound plane to be diverted to Los Angeles, the airline said.

United Airlines says that it has found loose bolts during inspections of its 737 Max 9 fleet in the wake of a door plug getting blown out of an Alaska Airlines plane.

United Airlines announced in an internal memo it is implementing WILMA boarding which goes in order of window, middle and aisle seats for economy passengers.

United Airlines flights are resuming following a brief nationwide ground stop due to a computer issue, the airline said.

United Airlines announced Thursday that it is the first U.S. airline to add Braille to its aircraft cabin interiors.

A passenger has been banned from flying with United Airlines following an incident that occurred on a flight from San Francisco to Houston.

Four people were taken to the hospital after an external battery caught fire on a United Airlines flight early Tuesday.

United Airlines could pay a $1.15 million fine after allegedly conducting flights with planes that were not in airworthy condition, the FAA said

A fire Sunday morning in a laundry room at the George Bush Intercontinental Airport prompted a ground stop on all United Airlines flights to Houston, officials said.

Two travelers said United Airlines lost their wheelchairs after taking a flight with the carrier earlier this week.

"I'm apologizing to them daily," Southwest CEO Bob Jordan said.

The 40-year-old was taken into custody, but has since been released.

United Airlines on Tuesday announced the largest aircraft order in its history and the largest for the industry by a single carrier in more than a decade.

First US airline launches COVID-19 pilot testing program

United will now use antimicrobial spraying robots on some aircraft

He will stay at the company as executive chairman of the board.

Passengers aboard a United flight departing Denver were alarmed when an engine cover came flapping loose. They praised the pilot for turning the plane around.

It's in effect until 3 p.m., FAA said.

Oscar Munoz sat down with ABC News' David Kerley.

United Airlines flight 4390 safely landed at Dallas/Fort Worth International Airport after two cockpit screens went blank mid-flight.

While many airlines are cutting costs by removing seat-back screens and fitting more passengers on flights by cutting seat space, Delta is betting on a new strategy.

United Flight 179 was traveling from Newark to Hong Kong.

Ten years later, Capt. Chesley "Sully" Sullenberger still answering questions about his "Miracle on the Hudson" river landing.

He said he had to scoot down down the plane's aisle on multiple occasions.

Starting Jan. 7, emotional support animals will be limited to United Airlines flights under eight hours. It is the latest carrier to tighten its rules.

A former United Airlines flight attendant says a pilot posted sexually explicit photos and videos of her on pornographic websites and the airline failed to protect her.

James Long alleges that he was unfairly terminated by his employer.

A woman received a $10,000 voucher when bumped from a full United flight.

The new rule will remain in effect indefinitely.

The dog has been "safely delivered" to its owner, the airline said.

United Airlines has started an investigation after workers accidentally flew a Kansas-bound dog to Japan, the airline confirms.

Both United and the FAA said they would investigate the matter.