The trip from Tombstone to Pierre is a 1,400-mile drive through the scenic Southwest and Plains. You will take AZ-80 West to I-10 West, then merge onto I-90 East, taking about 20 hours. This route is well-traveled and offers easy access to the city of Pierre. Ensure your vehicle is prepared for the desert heat and potential traffic on I-90.
Total Distance: 2,250 km driving distance; 1,900 km straight-line air distance.
Traffic on I-90 can be heavy near major cities; plan accordingly.
Spring or Fall, when the temperatures are mild and perfect for outdoor activities.