Is there a train from Williston to Salt Lake City?

No, there is no direct passenger rail service connecting these two cities.

How long is the drive from Williston to SLC?

The drive takes approximately 13 hours depending on traffic and weather.

What is the best route to drive?

The most efficient route is US-85 South to I-90 West, then connecting to I-15 South.

Are there direct flights?

No, all flights from Williston to Salt Lake City require at least one connection.

What is the weather like in SLC?

Salt Lake City has a semi-arid climate with hot summers and cold, snowy winters.

Williston

Salt Lake City

Flight Driving

Williston to Salt Lake City

Updated: 31 May 2026

The journey from Williston to Salt Lake City spans approximately 1,250 kilometers through the rugged landscapes of Montana and Idaho. Driving via US-85 South and I-15 South is the most common route, taking roughly 13 hours of pure driving time. You will traverse the scenic mountain passes of the Northern Rockies, offering dramatic elevation changes. Alternatively, regional flights from Sloulin Field International Airport provide a faster transit option. This route is essential for those moving between the Bakken oil region and the Intermountain West hub.

Total Distance: 1,250 km driving, 980 km air distance.

Fastest Way

Flight via Denver takes approximately 5 hours total travel time including layover.

Cheapest Way

Driving is the cheapest option if traveling with more than one person, costing roughly $200 in fuel.

Compare Williston to Salt Lake City Routes

	Flight Connecting	Driving Direct
Duration	5 hours	13 hours
Avg Price	$450-$700	$150-$200 in fuel
Operator	United Airlines	Personal Vehicle
Route	XWA to SLC via Denver (DEN).	US-85 S to I-90 W, then I-15 S through Idaho.
Tip	Book at least three weeks in advance to secure lower fares.	Check road conditions in Montana during winter months as I-90 can close.

Travel Tips

Mountain Driving
Ensure your vehicle has adequate brakes and cooling systems for steep mountain grades.
Fuel Stops
Fill up in larger towns like Billings or Idaho Falls, as gas stations can be sparse in rural Montana.
Time Zone
You will cross from Central Time to Mountain Time during this trip.
Hydration
The air is significantly drier in Utah; drink plenty of water to avoid altitude sickness.
Connectivity
Download offline maps as cellular service is intermittent in the rural stretches of Montana.

Safety Tips

Wildlife
Watch for elk and deer crossing the highway, especially during dawn and dusk.
Weather Alerts
Monitor the National Weather Service for wind warnings on I-15.
Emergency Kit
Carry a winter emergency kit including blankets and non-perishable food.
Tire Pressure
Check your tire pressure before leaving, as elevation changes affect inflation levels.