The United and Delta flights were less than a quarter of a mile apart horizontally before the warning devices went off, officials say.

The two flights, United Airlines Flight 1724 and Delta Air Lines Flight 1070 came too close to each other while arriving at the airport.

The FAA is investigating a narrowly missed midair collision between a United flight and a Delta flight at Phoenix Sky Harbor ...

The close call between the United and Delta flights at the Phoenix airport comes amid an increase in plane near-collisions.

A United flight from San Francisco and a Delta flight from Detroit came within 425 feet of each other in the sky, according to flight radar data. NTSB guidelines say planes should always stay at least ...

The FAA is investigating after two passenger jets ... The flight, carrying 245 passengers on the Airbus A330 plane, was inbound from Detroit. A similar alert was set off on United Flight 1724 ...

The FAA was investigating the incident ... Delta Air Lines Flight 1070 flew in from Detroit. "While United Flight 1724 was preparing to land at Phoenix on Saturday, its pilots received an ...

Both aircraft were inbound to the airport when a loss of separation occurred during their approach for landing ...

The FAA is investigating after two passenger jets ... The flight, carrying 245 passengers on the Airbus A330 plane, was inbound from Detroit. A similar alert was set off on United Flight 1724 ...

Whitaker, who plans to step down in two weeks to let President-elect Donald Trump pick his own FAA administrator, looked back on his decision last January to ground all 737 Max jets with similar ...