United Airlines Flight 58 landed without incident at 5:13pm.
According to airline officials, the crew identified an undisclosed issue with one of the engines and decided to return to the airport as a precautionary measure.
"Our maintenance team will review the aircraft and we are re-accommodating all the customers on an alternative airplane," United Airlines said in a prepared statement.
The Boeing 777 aircraft carrying 223 passengers and 15 crew members.
No other details were immediately available.
Stay with Eyewitness News for the latest details.
Take ABC13 with you!
Download our free apps for iPhone, iPad and Android devices