Southwest Airlines spokeswoman Michelle Agnew said Flight 2433, which departed McCarran International Airport in Las Vegas at 9:10 a.m. Tuesday, landed at Mineta San Jose International Airport in San Jose at 10:35 a.m., the Las Vegas Sun reported.
Agnew said none of the 99 passengers aboard were injured..
Fire trucks were ordered to the runway in Las Vegas.
There was no indication anything is wrong with the plane, Agnew said, and no reason was given for the smell of smoke.
The plane was taken out of service, Agnew said.