The drive from River Forest to Tucson is approximately 1,800 miles. This is a multi-day journey taking about 27 hours of driving time. You will head west on I-80, then transition to I-40 through the Southwest. Expect to pass through Nebraska, Colorado, and New Mexico.
Total Distance: 2,900 km driving distance; 2,400 km straight-line air distance.
Plan for at least two overnight stops.
Winter and spring for mild desert temperatures.