Driving the I‑17: What to Expect on the Phoenix to Flagstaff Trip
The 144‑mile corridor between Phoenix and Flagstaff follows Interstate 17 for its entire length, offering a straight‑forward, well‑maintained highway that climbs from the Sonoran Desert into the ponderosa pine forests of the Colorado Plateau. The drive is a favorite among locals and visitors alike because it showcases Arizona’s dramatic change in ecosystems within a single day.

