The drive from Polson to Las Vegas is a 900-mile journey that takes you through Missoula and along I-15 S. You will experience the rugged beauty of the Montana, Idaho, Utah, and Nevada mountains. The drive typically takes about 14 hours. It is a popular route for those traveling to the city of Las Vegas.
Total Distance: 1,450 km driving distance; 1,100 km straight-line air distance.
Be prepared for mountain driving.
Spring or Fall for mild weather.