The journey from Troy to Kansas City is a 250-mile drive across Missouri. The most direct route is taking US-61 South to I-70 West, which leads directly into Kansas City. The drive takes about 4 hours. Alternatively, you can drive to St. Louis Lambert (STL) and fly to Kansas City International Airport (MCI), though driving is usually more practical for this distance.
Total Distance: 400 km driving, 350 km air distance.
I-70 is a major interstate that is well-maintained.
Spring and Fall offer the most comfortable weather for exploring Kansas City.