Grand Forks to Great Falls: Road Trip Guide & Distance

663 miles 1067 km · straight line
795.6 miles estimated 1280.4 km · driving distance
16h 0min estimated drive time
$77 - $94 estimated fuel cost
~1h 50min flight time
273° W bearing direction

How far is Grand Forks from Great Falls?

The distance from Grand Forks to Great Falls is 663 miles (1067 km) as the crow flies. Great Falls is located W of Grand Forks. By car, the driving distance is approximately 795.6 miles, taking about 16h 0min. A direct flight would take roughly 1h 50min. Both are located in United States — Grand Forks in North Dakota and Great Falls in Montana.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Grand Forks and Great Falls. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from Grand Forks to Great Falls

Method Time Est. Cost Best For
Drive 16h 0min $77 - $94 Flexible stops
Fly ~1h 50min $80–200* Speed
Bus ~19h 12min $64–$119* Budget
Train ~20h 48min $95–$278* Comfort

Suggested Stops Between Grand Forks & Great Falls

Quick Facts

Grand Forks
47.93°N, 97.03°W
America/Chicago
253m elevation
Great Falls
47.50°N, 111.30°W
America/Denver
1015m elevation
Explore more routes from Great Falls

Did You Know?

  • At walking speed (3 mph), it would take about 221 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 55 hours
  • You could travel this distance about 37.6 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients