RELATED: Passengers thankful for safe landing after SF to Hawaii flight's engine fails
The damaged engine is seen in video a passenger tweeted from United Flight Airlines Flight 1175.
That flight took off from San Francisco International Airport just after 9 a.m. and landed at Honolulu's Daniel K. Inouye International Airport, at 2:42 p.m., Bay Area time.
The aircraft involved is a Boeing 777. It has two engines and is designed to fly on just one engine for more than three hours over water.