The drive from Jefferson to Phoenix is approximately 3,000 kilometers. You will head south to I-20 and follow it west through Alabama, Mississippi, Louisiana, and Texas, then take I-10 West into Arizona. This journey takes about 30 hours of driving time. It is a major cross-country trip that requires multiple days.
Total Distance: 3,000 km driving distance; 2,600 km straight-line air distance.
This is a multi-day trip; plan for overnight stops.
October to April for mild weather.