Distance between Johnston, Iowa and Topeka, KS

Flight distance: It is detected that flight distance between Johnston, Iowa and Topeka, KS, with normal modern plane will be 423 km. Approximate flight time also with plane is 1 hour(s) 17 minute(s)
About Airports: Users reported on our website that near Johnston, Iowa and Topeka, KS is airports near the road about 2 kms around.
Carbon footprints: Based on user reviews and average calculating CO2 release in the air, with normal, modern car during the route from Johnston, Iowa to Topeka, KS will be 370.89 pounds.