Ontario to Washington, Utah: Road Trip Guide & Distance

How far is Ontario from Washington, Utah?

The distance from Ontario to Washington, Utah is 314.7 miles (506.5 km) as the crow flies. Washington, Utah is located NE of Ontario. By car, the driving distance is approximately 377.7 miles, taking about 7h 36min. A direct flight would take roughly 1h 8min. Both are located in United States — Ontario in California and Washington, Utah in Utah.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Ontario and Washington, Utah. 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.