WSMV-TV reported that more than 100 people were on Flight 973 from Kansas City, Mo., to Atlanta.
Nashville International Airport Authority spokeswoman Shannon Summerall told the station there were reports of trouble with the jet's left engine, and the plane landed safely around 11:45 a.m.
A message left for Delta was not immediately returned Monday afternoon.
Information from: The Tennessean, http://www.tennessean.com
Copyright 2013 The Associated Press.