September 3, 1929: Transcontinental Air Transport (T.A.T.) Ford 5-AT-B Tri-Motor (NC9649) Mt. Taylor, NM

October 17, 1937: United Air Lines, Inc., Douglas DC-3A (NC16074) Humpy Ridge, UT

January 16, 1942: Transcontinental & Western Air (TWA), Douglas DC-3 (NC1946) Potosi Mountain, NV

December 24, 1946, Western Air Lines, Douglas DC-3 (NC45395) Cuyapaipe Mountain, CA

October 24, 1947, United Air Lines Inc., Douglas DC-6 (NC37510) Bryce Canyon, UT

April 21, 1958, United Air Lines / USAF, Douglas DC-7 (N6328C) / North American F-100F (56-3755) Mid-Air Collision near Las Vegas, NV

June 6, 1971, Hughes Air West / USMC, McDonnell Douglas DC-9 (N9345) / McDonnell Douglas F-4B (151458) Mid-Air Collision near Duarte, CA

September 27, 1973: Texas International Airlines, Convair 600 (N94230) near Mena, AR

September 25, 1978: Pacific Southwest Airlines / Gibbs Flite Center, Boeing 727 (N533PS) / Cessna 172 (N7711G) Mid-Air Collision, San Diego, CA

December 7, 2004: Aero Charter and Transport, Cessna T310R (N592DM) Flagstaff, AZ

June 29, 2008, Classic Helicopter Services / Guardian Air, Bell 407 (N407MJ) / Bell 407 (N407GA) Mid-Air Collision, Flagstaff, AZ