The drive from Lawton to St. Louis is approximately 600 miles and takes about 9 hours. You will travel northeast through Oklahoma and Missouri, primarily using I-44. This is a long but straightforward drive through the Midwest. Be prepared for changing weather conditions and heavy traffic in the metro areas.
Total Distance: Driving distance 965 km, straight-line air distance 800 km.
Expect heavy traffic in the Tulsa and St. Louis areas.
Spring and fall are the most comfortable times for this drive.