The drive from Corvallis to Salt Lake City is approximately 700 kilometers and takes about 7 hours. The route involves heading north to Missoula, taking I-90 East to Butte, and then I-15 South all the way to Salt Lake City. This is a major interstate route and is well-maintained year-round. Personal vehicles are the only practical mode of transport.
Total Distance: Driving distance 700 km; straight-line air distance 500 km.
I-15 is the fastest and safest route.
Year-round; I-15 is well-maintained.