Aurora, Illinois to Great Falls: Road Trip Guide & Distance

1192.2 miles 1918.7 km · straight line
1430.6 miles estimated 2302.4 km · driving distance
28h 47min estimated drive time
$138 - $169 estimated fuel cost
~2h 54min flight time
297° WNW bearing direction

How far is Aurora, Illinois from Great Falls?

The distance from Aurora, Illinois to Great Falls is 1192.2 miles (1918.7 km) as the crow flies. Great Falls is located WNW of Aurora, Illinois. By car, the driving distance is approximately 1430.6 miles, taking about 28h 47min. A direct flight would take roughly 2h 54min. Both are located in United States — Aurora, Illinois in Illinois 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. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Aurora, Illinois 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 Aurora, Illinois to Great Falls

Method Time Est. Cost Best For
Drive 28h 47min $138 - $169 Flexible stops
Fly ~2h 54min $80–200* Speed
Bus ~34h 32min $114–$215* Budget
Train ~37h 25min $172–$501* Comfort

Suggested Stops Between Aurora, Illinois & Great Falls

Quick Facts

Aurora, Illinois
41.76°N, 88.32°W
America/Chicago
207m 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 397 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 99 hours
  • You could travel this distance about 20.9 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients