United Airlines Flight 2860 crashes near Kaysville, Utah, killing all three crew members on board.

United Airlines Flight 2860 was a scheduled domestic cargo flight in the United States from San Francisco, California, to Chicago, Illinois, with an intermediate stop added at Salt Lake City, Utah. On December 18, 1977, operated by one of the airline's Douglas DC-8 Jet Traders, registration N8047U, the flight was in a holding pattern in Utah and crashed into a mountain in the Wasatch Range near Fruit Heights. All three crew members, the only occupants of the plane, were killed in the accident.

Kaysville is a city in Davis County, Utah. It is part of the Ogden–Clearfield metropolitan area. The population was 32,945 at the time of the 2020 census.

December 18 is the 352nd day of the year in the Gregorian calendar; 13 days remain until the end of the year.