During the trip, he will meet Democratic party officials, attend a fundraiser and a get-out-the-vote rally.
Garcetti will be in Youngstown and Independence on Thursday; he will visit Cleveland and Akron on Friday, where he'll visit the public school LeBron James opened for at-risk students.
Garcetti's advisor tells the Los Angeles Times the mayor's federal political action committee is reimbursing the city for travel expenses for the mayor's security detail, including airfare, hotels and rental cars.