Distance: Phoenix, AZ to Ruidoso, NM

The drive from Phoenix, Arizona to Ruidoso, New Mexico is approximately 375 miles (603 km) via I-10 E → US-70 E / US-54 E. Estimated driving time: 6–6.5 hours. Route climbs from desert to mountains (Ruidoso ~6,900 ft); winter weather can require chains/4WD.