Distance from San Jose to Ontario by Car and Plane

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3. Distance Between San Jose and Ontario

The flight distance from San Jose (CA) to Ontario (CA) is 329 miles or 529 kilometers or 286 nautical miles.
Driving distance from San Jose to Ontario is 374 miles (603 kilometers).
Difference between fly and travel by a car is 45 miles or 74 km.

San Jose to Ontario Flight Route Map

Map Showing the Distance Between San Jose, CA and Ontario, CA
This map shows the distance from San Jose, CA, Usa to Ontario, CA, Usa. You can also see the distance in miles and km below the map. Flight route map from San Jose, California to Ontario, California is displayed below.

Driving distance from San Jose, CA to Ontario, CA

The driving distance from San Jose, California to Ontario, California is 374 miles or 603 km.
The total driving distance from San Jose, CA to Ontario, CA is 374 miles or 603 kilometers. Your trip begins in San Jose, California. It ends in Ontario, California.
The driving distance from San Jose, California to Ontario, California is approximately 374 miles (603 kilometers), depending on the specific route you take. Without considering any traffic or other delays, driving this distance typically takes around 7 to 8 hours under normal conditions.

Driving time from San Jose, CA to Ontario, CA

How long is the drive from San Jose, CA to Ontario, CA?
The total driving time is 7 hours, 5 minutes.
How long does a car ride from San Jose to Ontario take?
San Jose and Ontario are 7 hours 5 mins far apart, if you drive non-stop.

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Attention! According to the recommendations of experts, you should stop and take a break every 2 hours on average, take a fresh air and walk a little to protect your alertness and health during long trips by car. In addition, you can drink some coffee to prevent you from sleeping. People who drive constantly without taking a break lose their focus and can eventually cause accidents. Also, please drive carefully and follow the speed rules.

Time Difference between San Jose and Ontario

Time difference between San Jose (CA) and Ontario (CA) is 0 Hours.

Current local time in San Jose	Current local time in Ontario
2025-12-17, 03:14:46 PST	2025-12-17, 03:14:46 PST

How Far is it Between San Jose California, USA and Ontario California, USA?

You can compare air and road distance between San Jose, CA and Ontario, CA in this summary table of distances in miles, kilometers and nautical miles.

Distance type	Miles	Kilometers	Nautical miles
Driving distance	374 mi	603 km	324.78 nmi
Straight line distance	329 mi	529 km	286 nmi
Difference	45 mi	74 km	38 nmi

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