Is this a safe drive?

Yes, but it requires experience with mountain driving and long-distance travel.

No, this route does not have toll roads.

How long does it take?

It takes approximately 20 hours of driving time, usually split over two days.

What is the best time to go?

Summer months are best to avoid snow on mountain passes.

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

Hawley

Boise

Driving

Hawley to Boise

Updated: 31 May 2026

The trip from Hawley to Boise is a significant cross-country journey spanning over 1,300 miles. You will travel west on I-94 through North Dakota and Montana before connecting to I-90 and eventually I-84. This route takes you through the scenic Rocky Mountains, requiring careful planning for mountain driving. Expect at least two days of driving to complete this trip safely. It is a beautiful route that showcases the diverse geography of the American West.

Total Distance: 2,100 km driving distance; 1,750 km straight-line air distance.

Fastest Way

Driving is the fastest method, taking roughly 20 hours of pure driving time.

Cheapest Way

Driving is the only practical way to make this trip without expensive regional flights.

Compare Hawley to Boise Routes

Driving

Direct

Duration

20 hours

Avg Price

250-400 USD

Operator

Personal Vehicle

Route

I-94 West to I-90 West, then I-84 West through Montana and Idaho.

Ensure your vehicle is serviced for mountain climbs before departing.

Travel Tips

Mountain Driving
Use lower gears when descending steep mountain grades to save your brakes.
Fuel Strategy
Gas stations can be far apart in Montana; never let your tank drop below half.
Altitude
Stay hydrated as you will be traveling at higher altitudes in the Rockies.
Accommodation
Book hotels in Billings or Bozeman for a mid-way stopover.
Cell Service
Expect dead zones in rural Montana; download offline maps.

Safety Tips

Weather Alerts
Mountain weather changes rapidly; check pass conditions before entering Idaho.
Fatigue
Do not attempt to drive this in one sitting; take mandatory rest breaks.
Emergency Supplies
Carry extra water, food, and warm clothing for mountain emergencies.
Vehicle Check
Check your coolant and brake fluid levels before starting the trip.