US-Hwy 97 Omak is 160mi/256km (3hr) north from Ellensburg and another 48mi/77km (:45min) from Omak to Osoyoos, BC by Lake Osoyoos, just over the U.S./Canadian border. From I-90, access to US Hwy 97 is off of Exit #106 and the first left by the freeway.
Northwestern Trailways, Havillah Road Printing & Post @ 23 E Apple Rd (E Apple Rd & Juniper), ☎ 509-838-4029 (toll free: 1-800-366-3830), . operates the state's "Travel Washington Apple Line" bus  between Ellensburg, Wenatchee & Omak. The Havillah Road Printing (23 E Apple Rd) location is both ticket agency and stop location. There's an additional stop only at Exxon Food Mart at 800 E Riverside Dr (E Riverside & Hwy 97).edit