Map of flight path and driving directions from Spokane to Bismarck.
Shortest flight path between Spokane International Airport (GEG) and Bismarck Municipal Airport (BIS).
How far is Bismarck from Spokane?
There are several ways to calculate distances between Spokane and Bismarck. Here are two common methods:Vincenty's formula (applied above)
- 791.082 miles
- 1273.122 kilometers
- 687.431 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 788.786 miles
- 1269.428 kilometers
- 685.436 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
The time difference between Spokane and Bismarck is 2 hours. Bismarck is 2 hours ahead of Spokane.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 134 kg (295 pounds).
Frequent Flyer Miles Calculator
Spokane (GEG) → Bismarck (BIS).