Distance between Boulder and El Cajon
Distance from Boulder, CO to El Cajon, CA is 818 miles / 1317 kilometers.
Map showing the distance from Boulder to El Cajon
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Air distance: | miles km |
Boulder, CO
| City: | Boulder, CO |
| Country: | United States |
El Cajon, CA
| City: | El Cajon, CA |
| Country: | United States |
Time difference between Boulder and El Cajon
The time difference between Boulder and El Cajon is 1 hour. El Cajon is 1 hour behind Boulder. Current local time in Boulder is 09:30 MST (2025-02-16) and time in El Cajon is 08:30 PST (2025-02-16).