Distance between Great Falls and Sioux City
Distance from Great Falls, MT to Sioux City, IA is 804 miles / 1294 kilometers.
Map showing the distance from Great Falls to Sioux City
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Air distance: | miles km |
Great Falls, MT
| City: | Great Falls, MT |
| Country: | United States |
Sioux City, IA
| City: | Sioux City, IA |
| Country: | United States |
Time difference between Great Falls and Sioux City
The time difference between Great Falls and Sioux City is 1 hour. Sioux City is 1 hour ahead of Great Falls. Current local time in Great Falls is 18:29 MST (2025-03-01) and time in Sioux City is 19:29 CST (2025-03-01).