Royal Arch Route and Tonto Loop via South Bass Trail

The Royal Arch Route and Tonto Loop via South Bass Trail is a 50.5 km looped trail that starts and ends in Supai, Supai, Arizona. Based on our data, the trail is graded as Extra Difficult. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates. This trail can be completed in approx 4 days. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.