Bus travel is possible but takes over 30 hours with multiple transfers.

What is the best route?

I-90 to I-15 is the standard and most efficient route.

It is approximately 1,700 km by road.

Yes, connecting flights are available from Rapid City.

Yes, the highways are well-maintained and patrolled.

Custer

Las Vegas

Flight Driving

Custer to Las Vegas

Updated: 28 May 2026

Traveling from Custer to Las Vegas covers 1,700 km across the Great Plains and the Great Basin. The drive takes approximately 17 hours via I-90 and I-15. You will pass through the scenic landscapes of Wyoming and Utah. Alternatively, fly from Rapid City Regional Airport with a connection in Denver or Salt Lake City.

Total Distance: 1,700 km driving, 1,350 km air distance.

Fastest Way

Flight from Rapid City Regional Airport takes 6 hours total.

Cheapest Way

Driving is significantly cheaper for families or groups.

Compare Custer to Las Vegas Routes

	Flight Connecting	Driving Direct
Duration	6 hours	17 hours
Avg Price	$300-$700	$220-$350 in fuel
Operator	Delta Air Lines	Personal Vehicle
Route	RAP to SLC to LAS.	I-90 West to I-15 South through Salt Lake City.
Tip	Book early to secure lower fares on the RAP-SLC route.	The stretch through Utah on I-15 is highly scenic.

Travel Tips

Hotel Booking
Book mid-week for significantly lower room rates in Las Vegas.
Resort Fees
Be aware that most hotels charge a daily resort fee on top of the room rate.
Navigation
Use GPS, as the highway interchanges in Las Vegas can be complex.
Water
Keep a gallon of water in your car for the desert drive.
Parking
Check if your hotel offers free parking, as many Strip properties now charge.

Safety Tips

Heat Exhaustion
Avoid strenuous outdoor activity during the peak afternoon heat.
Vehicle Check
Ensure your cooling system is in top shape before crossing the desert.
Traffic
Avoid arriving in Las Vegas on Friday evening to skip heavy traffic.
Hydration
Drink water consistently to combat the extremely low humidity.