United Air Lines Flight 34

{{short description|1936 aviation accident}}

{{Use mdy dates|date=January 2025}}

{{Infobox Airliner accident

| name = United Air Lines Flight 34

| Date = {{start date|1936|12|27}}

| Type = Pilot error

| occurrence_type = Accident

| image = United Airlines Boeing 247 NC13355.jpg

| image_upright = 1.15

| caption = NC13355, the aircraft involved in the accident

| Site = Rice Canyon, Los Angeles County, California, United States

| Coordinates = {{coord|34.3502769|N|118.5453639|W|region:US-LA|display=inline,title}}

| origin = Mills Field Municipal Airport, California, United States

| destination = Los Angeles, California, United States

| Fatalities = 12

| Survivors = 0

| Operator = United Airlines

| Tail Number = NC13355

| Passengers = 9

| Crew = 3

| Aircraft Type = Boeing 247D

}}

United Air Lines Flight 34 was a scheduled flight departing from Mills Field Municipal Airport, San Francisco, United States, to Los Angeles, California, United States, on December 27, 1936. At 07:36 Pacific time, the co-pilot requested the UAL localizer beacon at Burbank be turned on. The company radio requested aircraft position, to which the co-pilot replied, "just a minute."{{Cite web|url=https://scvhistory.com/scvhistory/sw3602.htm|title=SCVHistory.com SW3602 {{!}} Plane Crashes {{!}} 1936 Plane Crash in Rice Canyon: Searching for Casualties|website=scvhistory.com|access-date=2020-04-13}} The aircraft crashed at the head of Rice Canyon (near Newhall, California) at 7:38 am, killing all 12 passengers and crew.{{Cite web|url=https://www.baaa-acro.com/crash/crash-boeing-247d-newhall-12-killed|title=Crash of a Boeing 247D in Newhall: 12 killed {{!}} Bureau of Aircraft Accidents Archives|website=www.baaa-acro.com|access-date=2020-04-13}} The probable cause was found to be "...an error on the part of the pilot for attempting to fly through Newhall pass at an altitude lower than the surrounding mountains without first determining by radio the existing weather."