Ontario to San Diego: Road Trip Guide & Distance
How far is Ontario from San Diego?
The distance from Ontario to San Diego is 97.3 miles (156.6 km) as the crow flies. San Diego is located SSE of Ontario. By car, the driving distance is approximately 112.2 miles, taking about 2h 13min. A direct flight would take roughly 42min. Both are located in United States.
This is a quick and easy drive, perfect for a day trip or weekend getaway. You can easily make the round trip in a single day. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.
Coordinates come from public place data for Ontario 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 Ontario to San Diego
Suggested Stops Between Ontario & San Diego
- 122 mi
- 216 mi
- 362 mi
- 473 mi
- 565 mi
Quick Facts
Did You Know?
- At walking speed (3 mph), it would take about 32 hours of non-stop walking
- By bicycle at 12 mph, the journey would take roughly 8 hours
- You could travel this distance about 255.9 times to circle the Earth's equator