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 pilots talked to air traffic controllers who appear to have directed the planes to "resequence," and flight data appears to show both making a circle before landing safely.

The Federal Aviation Administration is once again looking into a close call at a major U.S. airport, after two passenger jets narrowly avoided a mid-air collision as they attempted to land in Phoenix.

FAA officials say the two planes "landed safely after experiencing a loss of required separation" as they were headed to Sky Harbor.

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

The planes, carrying more than 350 people, experienced "a loss of required separation" while preparing to land at the same Phoenix airport, the FAA said.

The FAA has launched an investigation into a loss of separation between two commercial flights in Phoenix Saturday.

The Federal Aviation Administration (FAA) is investigating after a United ... had a near-collision while preparing to land in Phoenix over the weekend. United Airlines Flight 1724 and Delta ...

The FAA is investigating a near-miss incident involving a United Airlines and a Delta Air Lines flight at Phoenix Sky Harbor International Airport,

An Amazon spokesperson said an incident that involved a crash at a testing facility in Oregon was not the primary reason for the pause.

Amazon has paused drone deliveries after a crash at its test site in Oregon. However, the company says this isn't the main reason for the pause.

Amazon Prime Air, the drone delivery arm of the e-commerce giant, is temporarily halting operations in Texas and Arizona to upgrade its drones’ software. The move follows crashes at Prime Air’s test facility in Pendleton, Oregon, in September and December, first reported by Bloomberg.