Idaho Falls to Phoenix: Road Trip Guide & Distance

692.2 miles 1114 km · straight line
872.3 miles actual route 1403.9 km · driving distance
15h 50min estimated drive time
$84 - $103 estimated fuel cost
~1h 54min flight time
180° S bearing direction

How far is Idaho Falls from Phoenix?

The distance from Idaho Falls to Phoenix is 692.2 miles (1114 km) as the crow flies. Phoenix is located S of Idaho Falls. By car, the driving distance is approximately 872.3 miles, taking about 15h 50min. A direct flight would take roughly 1h 54min. Both are located in United States — Idaho Falls in Idaho and Phoenix in Arizona.

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. As you head South, expect warmer temperatures. Make sure your car's AC is working well before embarking on this journey. 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 Idaho Falls and Phoenix. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from Idaho Falls to Phoenix

Method Time Est. Cost Best For
Drive 15h 50min $84 - $103 Flexible stops
Fly ~1h 54min $80–200* Speed
Bus ~19h 0min $70–$131* Budget
Train ~20h 35min $105–$305* Comfort

Suggested Stops Between Idaho Falls & Phoenix

Quick Facts

Idaho Falls
43.47°N, 112.03°W
America/Boise
1434m elevation
Phoenix
33.45°N, 112.07°W
America/Phoenix
331m elevation
Explore more routes from Phoenix

Did You Know?

  • At walking speed (3 mph), it would take about 231 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 58 hours
  • You could travel this distance about 36 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM