Calculations with different methods
- 1695.338 miles
- 2728.382 kilometers
- 1473.208 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
- 1694.781 miles
- 2727.486 kilometers
- 1472.724 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from George Bush Intercontinental Airport (IAH) to Spokane International Airport (GEG) is 3 hours 42 minutes.
Time difference and current local times
The time difference between Houston and Spokane is 2 hours. Spokane is 2 hours behind Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 200 kg (442 pounds).
Houston to Spokane flight map.
Frequent Flyer Miles Calculator
Houston (IAH) → Spokane (GEG).