- Denver, Colorado to Los Angeles, California: Approximately 1,050 miles (1,690 kilometers).
- Denver, Colorado to San Francisco, California: Approximately 1,190 miles (1,915 kilometers).
- Colorado Springs, Colorado to Los Angeles, California: Approximately 1,120 miles (1,800 kilometers).
- Colorado Springs, Colorado to San Francisco, California: Approximately 1,150 miles (1,850 kilometers).
- Boulder, Colorado to Los Angeles, California: Approximately 1,075 miles (1,730 kilometers).
- Boulder, Colorado to San Francisco, California: Approximately 1,150 miles (1,850 kilometers).
These distances are approximate and may vary depending on the exact routes taken.