Distance between Bismarck and Longmont
Distance from Bismarck, ND to Longmont, CO is 507 miles / 816 kilometers.
Map showing the distance from Bismarck to Longmont
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Air distance: | miles km |
Bismarck, ND
| City: | Bismarck, ND |
| Country: | United States |
Longmont, CO
| City: | Longmont, CO |
| Country: | United States |
Time difference between Bismarck and Longmont
The time difference between Bismarck and Longmont is 1 hour. Longmont is 1 hour behind Bismarck. Current local time in Bismarck is 18:26 CST (2025-02-16) and time in Longmont is 17:26 MST (2025-02-16).