Boise to San Diego: Road Trip Guide & Distance

754.8 miles 1214.8 km · straight line
952.6 miles actual route 1533 km · driving distance
17h 37min estimated drive time
$92 - $113 estimated fuel cost
~2h 1min flight time
184° S bearing direction

How far is Boise from San Diego?

The distance from Boise to San Diego is 754.8 miles (1214.8 km) as the crow flies. San Diego is located S of Boise. By car, the driving distance is approximately 952.6 miles, taking about 17h 37min. A direct flight would take roughly 2h 1min. Both are located in United States — Boise in Idaho and San Diego in California.

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 Boise and San Diego. 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 Boise to San Diego

Method Time Est. Cost Best For
Drive 17h 37min $92 - $113 Flexible stops
Fly ~2h 1min $80–200* Speed
Bus ~21h 8min $76–$143* Budget
Train ~22h 54min $114–$333* Comfort

Suggested Stops Between Boise & San Diego

Quick Facts

Boise
43.62°N, 116.20°W
America/Boise
824m elevation
San Diego
32.72°N, 117.16°W
America/Los_Angeles
20m elevation
Explore more routes from San Diego

Did You Know?

  • At walking speed (3 mph), it would take about 252 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 63 hours
  • You could travel this distance about 33 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM