How far is Ontario from Spokane?
There are several ways to calculate distances between Spokane and Ontario. Here are two common methods:Vincenty's formula (applied above)
- 935.973 miles
- 1506.303 kilometers
- 813.338 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
- 937.183 miles
- 1508.249 kilometers
- 814.389 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).
Estimated flight time from Spokane International Airport (GEG) to Ontario International Airport (ONT) is 2 hours 16 minutes.
Time difference and current local times
There is no time difference between Spokane and Ontario.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 146 kg (323 pounds).
Spokane to Ontario flight map.
Frequent Flyer Miles Calculator
Spokane (GEG) → Ontario (ONT).