Distance between Ontario and Longmont
Distance from Ontario, CA to Longmont, CO is 809 miles / 1301 kilometers.
Map showing the distance from Ontario to Longmont
 |
Air distance: | miles km |
Ontario, CA
| City: | Ontario, CA |
| Country: | United States |
| Coordinates: |
34°3′48″N 117°39′3″W |
Longmont, CO
| City: | Longmont, CO |
| Country: | United States |
| Coordinates: |
40°10′1″N 105°6′6″W |
Time difference between Ontario and Longmont
The time difference between Ontario and Longmont is 1 hour. Longmont is 1 hour ahead of Ontario. Current local time in Ontario is 17:38 PST (2025-01-08) and time in Longmont is 18:38 MST (2025-01-08).