List of Accidents and Incidents Involving Airliners By Airline - U

U

United Airlines
Flight designation Location Date Aircraft type Route Cause
NC13304 Chesterton, Indiana October 10, 1933 Boeing 247 Bombing
NC13345 Portland, Oregon November 9, 1933 Boeing 247 Poor visibility, navigation error, CFIT
Flight 6 Western Springs, Illinois December 20, 1934 Boeing 247 Icing, loss of power
Flight 4 near Silver Crown, Wyoming October 7, 1935 Boeing 247D Pilot error
NC13323 Cheyenne, Wyoming October 30, 1935 Boeing 247D Pilot error
Trip 34 Rice Canyon, California December 27, 1936 Boeing 247D Pilot error
Flight 23 off San Francisco February 9, 1937 Douglas DC-3A-197 Burbank-San Francisco Loss of control due to co-pilot dropping microphone
Flight 1 Haydens Peak, Wyoming October 17, 1937 Douglas DC-3-197 Newark-Oakland Weather, CFIT
Flight 9 Cleveland, Ohio May 24, 1938 Douglas DST-A-207A In-flight fire
Flight 6 off Point Reyes, California November 29, 1938 Douglas DC-3A-191 Seattle-San Diego Pilot error, fuel exhaustion, water ditching
Flight 16 Bountiful Peak, Utah November 4, 1940 Douglas DC-3-197 Oakland-Salt Lake City Weather, loss of radio communication, pilot error, CFIT
Flight 21 Chicago, Illinois December 4, 1940 Douglas DC-3A-197C New York-Chicago Possible icing, stall, loss of control
NC16072 Salt Lake City Municipal Airport January 12, 1941 Douglas DC-3A-197 None Burned in hangar fire
Flight 4 Salt Lake City, Utah May 1, 1942 Douglas DST-A-207A (DC-3) Deviation from course for reasons unknown
Flight 14 Elk Mountain January 31, 1946 Douglas DC-3-194H Boise-Denver Deviation from course, CFIT
Flight 28
Mainliner Lake Michigan		 near Cheyenne, Wyoming October 8, 1946 Douglas DC-4 San Francisco-Cheyenne Loss of altitude on approach
Flight 404 Cleveland, Ohio November 11, 1946 Douglas C-53D-DO (DC-3) Chicago-Cleveland Pilot error
Flight 521
Mainliner Lake Tahoe		 LaGuardia Airport, New York City May 29, 1947 Douglas C-54B New York City-Cleveland Pilot error
Flight 608 Bryce Canyon, Utah October 24, 1947 Douglas DC-6 Los Angeles-Chicago In-flight fire
Flight 624
Mainliner Utah		 Aristes, Pennsylvania June 17, 1948 Douglas DC-6 Los Angeles-Chicago-New York City False warning of in-flight fire, crew error operating extinguishers
Flight 129 near Fort Wayne, Indiana April 28, 1951 Douglas DC-3A-197 Cleveland-Fort Wayne Windshear
Flight 610
Mainliner Overland Trail		 Crystal Mountain, Colorado June 30, 1951 Douglas DC-6 San Francisco-Oakland-Salt Lake City-Denver-Chicago Deviation from course for reasons unknown, CFIT
Flight 615 near Decoto, California August 24, 1951 Douglas DC-6B Boston-Hartford-Cleveland-Chicago-Oakland Pilot error, CFIT
Flight 7030
Mainliner Oahu		 off Redwood City, California September 12, 1951 Boeing 377 Stratocruiser 10–34 None Stall, loss of control
Flight 16 Stapleton International Airport December 4, 1951 Douglas DC-3A None Stall, loss of control
Flight 314 Michigan City, Indiana August 26, 1953 Convair CV-340-31 Chicago-Detroit Mid-air collision with an American Airlines Convair 240
N37512
Mainliner Idaho		 Long Island MacArthur Airport August 4, 1955 Douglas DC-6 None Pilot error, loss of control
Flight 409 Medicine Bow Peak, Wyoming October 6, 1955 Douglas DC-4 New York City-Chicago-Denver-Salt Lake City-San Francisco Deviation from course for reasons unknown, CFIT
Flight 629 Longmont, Colorado November 1, 1955 Douglas DC-6B Denver-Portland Bombing
Flight 718
Mainliner Vancouver		 Grand Canyon, Arizona June 30, 1956 Douglas DC-7 Los Angeles-Chicago Mid-air collision with TWA Constellation
Flight 736 Arden, Nevada April 21, 1958 Douglas DC-7 Los Angeles-New York City Mid-air collision with USAF F-100 fighter
Flight 826
Mainliner Will Rogers		 Over Staten Island, NY December 16, 1960 Douglas DC-8-11 Chicago-New York City Mid-air collision with TWA Constellation
Flight 859 Stapleton International Airport July 11, 1961 Douglas DC-8-12 Omaha-Denver Mechanical failure, pilot error
Flight 297 Howard County, Maryland November 23, 1962 Vickers Viscount 745D Newark-Washington, DC Bird strike
Flight 823 near Parrottsville, Tennessee July 9, 1964 Vickers Visount 745D Philadelphia-Washington, DC-Knoxville-Huntsville In-flight fire
Flight 389 Lake Michigan off Chicago August 16, 1965 Boeing 727–22 New York City-Chicago CFIT, pilots misread altimeters
Flight 227 Salt Lake City International Airport November 11, 1965 Boeing 727–22 New York City-Cleveland-Chicago-Denver-Salt Lake City-San Francisco Crashed short of the runway, pilot error
Flight 459 Cuba January 11, 1969 Boeing 727 Jacksonville, TX-Miami Hijacking
Flight 266 Pacific Ocean off Los Angeles January 18, 1969 Boeing 727-22C Los Angeles-Denver-Milwaukee Mechanical failure, total loss of electrical power, spatial disorientation
Flight 14 over Riverside, California June 25, 1969 Douglas DC-8 Los Angeles-New York City Hijacking
Flight 611
City of Bristol		 Philadelphia International Airport July 19, 1970 Boeing 737–222 Engine failure, pilot error, runway overrun
Flight 553
City of Lincoln		 Chicago December 8, 1972 Boeing 737–222 Washington, DC-Chicago Approach landing stall, pilot error
Flight 2860 near Kaysville, Utah December 18, 1977 Douglas DC-8-54F San Francisco-Salt Lake City Electrical failure, pilot error, ATC error
Flight 173 Portland, Oregon December 28, 1978 Douglas DC-8-61 New York City-Denver-Portland Fuel exhaustion, pilot error
Flight 2885 Detroit Metropolitan Wayne County Airport January 11, 1983 Douglas DC-8-54F Cleveland-Detroit-Los Angeles Crew error
Flight 811 Pacific Ocean February 24, 1989 Boeing 747–122 Honolulu-Auckland-Sydney Cargo door opened—explosive decompression
Flight 232 Sioux City, Iowa July 19, 1989 McDonnell Douglas DC-10-10 Denver-Philadelphia Manufacturing error, engine failure
Flight 585 Colorado Springs, Colorado March 3, 1991 Boeing 737–291 Peoria-Moline-Denver-Colorado Springs Mechanical failure, rudder reversion
Flight 826 Pacific Ocean, 956 mi ESE of Tokyo December 28, 1997 Boeing 747–122 Tokyo-Honolulu Severe turbulence
N7274U Eppley Airfield May 13, 2001 Boeing 727-222 None Damaged by hailstorm
Flight 175 World Trade Center, New York City September 11, 2001 Boeing 767–222 Boston-Los Angeles Terrorism, hijacking
Flight 93 Stonycreek Township, Somerset County, Pennsylvania September 11, 2001 Boeing 757–222 Newark-San Francisco Terrorism, hijacking
Flight 955 Heathrow Airport July 5, 2007 Boeing 777-222ER Mechanical failure, on-board fire
Flight 634 Newark Liberty International Airport January 10, 2010 Airbus A319-131 Chicago-Newark Landing gear failure
Flight 663 en route from Washington, DC to Denver April 7, 2010 Boeing 757–222 Suspicious activity
Flight 497 Louis Armstrong New Orleans International Airport April 7, 2011 Airbus A320 Electrical failure, runway overrun
United Arab Airlines (now EgyptAir)
Flight designation Location Date Aircraft type Route Cause
Flight 738 17 mi off Elba September 29, 1960 Vickers Viscount 739B In-flight breakup
Flight 869 Khao Yai Mountain July 19, 1962 de Havilland DH-106 Comet 4C CFIT
Flight 869 6 mi off Bombay Airport July 27, 1963 de Havilland DH-106 Comet 4C Loss of control
Flight 749 near Cairo March 18, 1966 Antonov An-24B Pilot error
Flight 844 4 mi from Tripoli International Airport January 2, 1971 de Havilland DH-106 Comet 4C Poor visibility, pilot error
United States Air Force
Flight designation Location Date Aircraft type Route Cause
IFO-21 Dubrovnik, Croatia April 3, 1996 T-43 Bobcat Pilot error, badly approach, weather
UPS Airlines
Flight designation Location Date Aircraft type Route Cause
Flight 744 Louisville, Kentucky September 11, 1998 Boeing 767–300 Weather, runway overrun
Flight 6971 Louisville, Kentucky June 7, 2005 McDonnell Douglas MD-11 Pilot error
Flight 1307 Philadelphia, Pennsylvania February 8, 2006 Douglas DC-8 In-flight fire
Flight 6 Dubai, United Arab Emirates September 3, 2010 Boeing 747–400 In-flight fire
Uruguayan Air Force
Flight designation Location Date Aircraft type Route Cause
Flight 571 Border between Chile and Argentina October 13, 1972 Fairchild FH-227 Crash into mountain
US Airways (Formerly USAir)
Flight designation Location Date Aircraft type Route Cause
Flight 5050 Flushing, Queens September 20, 1989 Boeing 737–401 Crew error
Flight 1493 Los Angeles, California February 1, 1991 Boeing 737–300 Ground collision
Flight 405 Flushing, Queens March 22, 1992 Fokker F-28 Ice buildup, pilot error, inadequate deicing procedures
Flight 427 Aliquippa, Pennsylvania September 8, 1994 Boeing 737–300 Mechanical failure
Flight 1016 Charlotte, North Carolina July 2, 1994 McDonnell Douglas DC-9 Wind shear, crew error
Flight 1170 Logan International Airport June 9, 2005 Boeing 737-3B7 Near collision
Flight 1549 Hudson River, New York January 15, 2009 Airbus A320 Bird strike, loss of power to both engines
Union des Transports Aériens (UTA)
Flight designation Location Date Aircraft type Route Cause
F-BHMS Mount Alcazaba October 2, 1964 Douglas DC-6B Undetermined
Flight 772 Sahara Desert September 19, 1989 McDonnell Douglas DC-10-30 Terrorist bombing
Union des Transports Aériens de Guinée (UTA, UTAGE)
Flight designation Location Date Aircraft type Route Cause
Flight 141 Bight of Benin December 25, 2003 Boeing 727–223 Surpassed maximum take off weight
UTair Aviation
Flight designation Location Date Aircraft type Route Cause
RA-26012 Antalya Airport November 9, 2002 Antonov An-26B Weather, poor visibility, CFIT
Flight 471 Samara Kurumoch Airport March 17, 2007 Tupolev Tu-134A-3 Hard landing, structural failure
VQ-BAC Vnukovo International Airport January 16, 2010 Boeing 737–500 Runway overrun
Flight 120 Roschino International Airport April 2, 2012 ATR 72–201 Under investigation

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