The Lemon Index

Planes · Airliner

Boeing 777 / 787.

Every U.S. accident NTSB investigated, 2008 to 2025.

Boeing 777 / 787

Photos: New York-air (Wikimedia Commons)

26accidents
4%were fatal
3deaths
4%aircraft destroyed

What happened. NTSB's defining event, share of accidents.

Turbulence encounter65%
Ground collision12%
engine(s) operating Ground handling event4%
Prior to flight Ground collision4%
Controlled flight into terr/obj (CFIT)4%
Air traffic event4%

Pilot or plane? How often NTSB listed an aircraft problem among the causes.

0%the plane was part of the cause
engine, systems, structure or propeller
100%people or weather only
pilot decisions, control, fuel planning

Out of 11 accidents where NTSB recorded a cause.

When. Phase of flight.

Enroute58%
Approach15%
Taxi15%
Standing8%
Other4%

Accidents per year.

20081
20091
20100
20112
20120
20133
20140
20152
20160
20171
20181
20192
20201
20211
20222
20234
20242
20253

More planes flying means more accidents, so counts aren't a safety score by themselves. Compare the shares above.

Source: NTSB aviation accident database, U.S. accidents 2008–2025. ntsb.gov · Every plane

Updated