It is always good to be informed of the best route between cities when traveling. The best Route miles and time wise, from Phoenix, AZ to Las Vegas, NV, is Route US-93 North.
you don't really even need to stay anywhere on the way up if all you're doing is driving, its about 6 hours
US 93 North for 285 miles and about a 5 hour drive.
On US-93.
If traveling from Phoenix to Las Vegas, the most direct route does not take you near the Grand Canyon. However, many people -- certainly myself -- would consider it worthwhile to make a longer drive and visit The Canyon.
Phoenix to Las Vegas is about 290 miles (465 km).
I-10 all the way
Take I-10 WEST to Los Angeles.
Phoenix is closer to Las Vegas by 53 miles according to Google Maps.
For many people, Las Vegas, Nevada is always worth a visit.
The driving distance from Las Vegas, NV, USA to Phoenix, AZ, USA is 297mi / 478km
I-15 South to Las Vegas, Left on Hwy 93 to Kingman AZ This route makes most of the trip at lower altitude where snow is rare and all of it on busy well maintained highways.
www.mapquest.com