Is there a bus from Billings to Great Falls?

There is no direct, reliable daily bus service between these two cities.

How long is the drive?

The drive takes approximately 4 hours under normal conditions.

What is the best highway?

US-87 North is the primary and most direct highway.

Are there mountain passes?

The route is mostly plains, but expect some rolling hills near the Judith Mountains.

Is it safe to drive at night?

Driving at night is discouraged due to high wildlife activity on the road.

Billings

Great Falls

Driving

Billings to Great Falls

Updated: 28 May 2026

The journey from Billings to Great Falls covers approximately 370 kilometers through the heart of central Montana. Driving via US-87 North is the most direct and efficient route for travelers. You will pass through rural landscapes and small towns like Roundup and Grass Range. The drive typically takes about 4 hours depending on traffic and weather conditions. This route offers a quintessential Montana experience with vast open plains and rolling hills.

Total Distance: 370 km driving distance; 315 km straight-line air distance.

Fastest Way

Driving via US-87 is the fastest option, taking roughly 4 hours.

Cheapest Way

Driving your own vehicle is the most cost-effective method for this route.

Compare Billings to Great Falls Routes

Driving

Direct

Duration

4 hours

Avg Price

$40-$60 in fuel

Operator

Personal Vehicle

Route

US-87 North through Roundup and Lewistown.

Check for road construction near Roundup before departing.

Travel Tips

Fuel Up
Fill your tank in Billings as gas stations are sparse between Roundup and Lewistown.
Wildlife Awareness
Be cautious of deer and elk crossing the highway, especially during dawn and dusk.
Weather Check
Montana weather changes rapidly; always check the Montana Department of Transportation website for road reports.
Cell Service
Expect intermittent cell phone coverage in the rural stretches between towns.
Pack Supplies
Carry extra water and snacks, as services are limited along the central Montana corridor.

Safety Tips

Winter Driving
Carry tire chains and an emergency kit if traveling between November and April.
Speed Limits
Adhere strictly to posted speed limits, as rural patrols are frequent.
Fatigue Management
Take breaks in Lewistown to stretch and avoid driver fatigue on the long, straight roads.
Emergency Contact
Keep a physical map in your car in case GPS signals fail in remote areas.