The drive from Memphis to Dayton covers about 550 miles. Taking I-65 N through Louisville and then I-75 N into Ohio is the most direct path. The trip takes roughly 8 hours. Dayton is known for its aviation history and is easily accessible by car from the South.
Total Distance: 885 km driving, 750 km air distance.
Plan for a stop in Louisville to stretch your legs.
Spring and autumn for mild weather.