Distance between Great Falls and West Lake Sammamish
Distance from Great Falls, MT to West Lake Sammamish, WA is 503 miles / 810 kilometers.
Map showing the distance from Great Falls to West Lake Sammamish
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Air distance: | miles km |
Great Falls, MT
| City: | Great Falls, MT |
| Country: | United States |
West Lake Sammamish, WA
| City: | West Lake Sammamish, WA |
| Country: | United States |
Time difference between Great Falls and West Lake Sammamish
The time difference between Great Falls and West Lake Sammamish is 1 hour. West Lake Sammamish is 1 hour behind Great Falls. Current local time in Great Falls is 06:06 MST (2025-02-18) and time in West Lake Sammamish is 05:06 PST (2025-02-18).