About Gary Leff

Gary Leff is one of the foremost experts in the field of miles, points, and frequent business travel - a topic he has covered since 2002. Co-founder of frequent flyer community InsideFlyer.com, emcee of the Freddie Awards, and named one of the "World's Top Travel Experts" by Conde' Nast Traveler (2010-Present) Gary has been a guest on most major news media, profiled in several top print publications, and published broadly on the topic of consumer loyalty. More About Gary »

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‘They Came Within 400 Feet Over Phoenix’: How Delta And United Pilots Averted Disaster After ATC Error

Jan 14 2025

On Saturday morning, Delta Air Lines flight 1070 from Detroit and United Airlines flight 1724 from San Francisco came perilously close to colliding above Phoenix Sky Harbor International Airport. Despite bad air traffic control instructions, the aircrafts’ onboard Traffic Collision Avoidance Systems (TCAS) alerted the pilots in time, preventing what could have been a catastrophic accident.

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