The journey from Sisters to Spokane covers approximately 550 kilometers through the heart of the Pacific Northwest. You will primarily utilize US-97 North, which offers a direct path through the high desert and agricultural landscapes of Oregon and Washington. Driving is the most practical mode as there is no direct rail or bus service connecting these two specific towns. Expect a travel time of roughly 6 to 7 hours depending on traffic near the Tri-Cities. This route is famous for its transition from the Cascade foothills to the rolling hills of the Palouse.
Total Distance: 550 km driving distance, 420 km straight-line air distance.
Stop in Biggs Junction for a scenic view of the Columbia River.
June through September for clear mountain passes and dry road conditions.