The distance from Dayton, Ohio to St. Louis, Missouri

The exact distance between Dayton, Ohio and St. Louis, Missouri is 331 miles (532 kilometers) by a straight line.

The distance from Dayton, Ohio 
to St. Louis, Missouri
The distance from Dayton, Ohio to St. Louis, Missouri by highways is about 391 miles and it is subject to a slight change depending on the chosen route. Travel time from Dayton, Ohio to St. Louis, Missouri by car is about 6.5 hours and it also may vary depending on traffic. Upon planning a journey from Dayton to St. Louis please keep in mind that travel times may differ from the above in case of traffic jams or bad weather. Please consider a public transport system when moving between Dayton, Ohio and St. Louis, Missouri.



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Where next? Distances to other cities from St. Louis, Missouri: