FAA Investigates Near-Miss Between United and Delta Flights Near Phoenix

Two passenger planes came within 425 feet vertically and less than a quarter-mile horizontally before landing safely at Sky Harbor International Airport.

• The near-miss occurred on January 11, 2025, as United Airlines Flight 1724 and Delta Air Lines Flight 1070 approached Phoenix Sky Harbor International Airport.
• The FAA reported a 'loss of required separation,' triggering onboard alerts and corrective instructions from air traffic control to both flight crews.
• The United Airlines flight, a Boeing 737-900 from San Francisco, carried 123 passengers and six crew members, while the Delta Airbus A330-300 from Detroit carried 245 passengers.
• Flight tracking data revealed the planes were as close as 425 feet vertically and 0.793 miles laterally at one point during the incident.
• Both airlines stated their crews followed safety protocols, and the FAA is conducting an investigation into the cause of the near-collision.

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