What Is The Shortest Driving Route From Houston Tx To Las Vegas Nv?

1) Take I-10 WEST to I-25 NORTH at EXIT 144 in Las Cruces, NM.
2) Take I-25 NORTH to I-40 WEST at EXIT 226B in Albuquerque, NM.
3) Continue on I-40 WEST to US-93 at EXIT 48 in Kingman, AZ.
4) Turn right off the exit ramp onto US-93 NORTH.
5) Follow US-93 NORTH to Las Vegas.