Distance between Ontario and Napa
Distance from Ontario, CA to Napa, CA is 390 miles / 628 kilometers.
Map showing the distance from Ontario to Napa
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Air distance: | miles km |
Ontario, CA
| City: | Ontario, CA |
| Country: | United States |
Napa, CA
| City: | Napa, CA |
| Country: | United States |
Time difference between Ontario and Napa
There is no time difference between Ontario and Napa. Current local time in Ontario and Napa is 09:45 PST (2025-02-17)